At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四分体时期还出现二分体、三分体、含微核的异常四分体及多分体。

Three quarters of the theatre was full.

剧院的座位坐满四分之三。

She picked up an injury during the quarterfinal.

她在四分之一决赛中受伤。

He quarterbacked for the school football team.

他担任校足球队的四分卫。

A quarter of the local workforce is unemployed.

本地劳动力中有四分之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,四分五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行四分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

四分体呈四面体型，被胼胝所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 四分之三一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花国家每年收入的四分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，四分钟这道关口已经被一代速度更快的运动员远远甩在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因一个在四分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

四分之一的坡度是指每前进四米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占四分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的四分卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞分裂属同时型，产生小孢子四分体，为四面体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为四分体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在四分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:四分体，TW：绒毡层细胞，V：液胞,D：高尔基体，C：胼胝，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞分裂为同时型,产生正四面体型四分体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四分体时期还出现二分体、三分体、含微核的异常四分体及多分体。

Three quarters of the theatre was full.

剧院的座位坐满了四分之三。

She picked up an injury during the quarterfinal.

她在四分之一决赛中受了。

He quarterbacked for the school football team.

任校足球队的四分卫。

A quarter of the local workforce is unemployed.

本地劳动力中有四分之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,四分五裂。

They walked a quarter of a mile down the mountainside.

们沿山坡下行了四分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

四分体呈四面体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 四分之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入的四分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，四分钟这道关口已经被一代速度更快的运动员在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在四分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

四分之一的坡度是指每前进四米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了四分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如，我们的四分卫很心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为四分体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在四分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:四分体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞质分裂为同时型,产生正四面体型四分体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

体时期还出现二体、三体、含微核的异常体及多体。

Three quarters of the theatre was full.

剧院的座位坐满了之三。

She picked up an injury during the quarterfinal.

她之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的卫。

A quarter of the local workforce is unemployed.

本地劳动力中有之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

体呈面体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入的之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

一英里赛跑中，钟这道关口已经被一代速度更快的运动员远远甩后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼第一个钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

之一的坡度是指每前进米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数裂，细胞质裂属同时型，产生小孢子体，为面体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数裂胞质裂为同时型,产生正面体型体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四时期还出现二、、含微核的异常四及多。

Three quarters of the theatre was full.

剧院的座位坐满了四之。

She picked up an injury during the quarterfinal.

她在四之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的四卫。

A quarter of the local workforce is unemployed.

本地劳动力中有四之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,四五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了四之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

四呈四面型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 四之作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家年收入的四之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，四钟这道关口已经被一代速度更快的运动员远远甩在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在四钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

四之一的坡度是指四米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了四之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的四卫很担心入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数裂，细胞质裂属同时型，产生小孢子四，为四面形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时条染色由一对染色单构成，这两条联合的染色称为四。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在四之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:四，TW：绒毡层细胞壁，V：液胞,D：高尔基，C：胼胝质壁，M：线粒。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数裂胞质裂为同时型,产生正四面型四。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

分体时期还出现二分体、三分体、含微核的异常分体及多分体。

Three quarters of the theatre was full.

剧院的座位坐满了分之三。

She picked up an injury during the quarterfinal.

她在分之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的分卫。

A quarter of the local workforce is unemployed.

本地劳动力中有分之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,分五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

分体体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 分之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入的分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，分钟这道关口已经被一代速度更快的运动员远远甩在后。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

分之一的坡度是指每前进米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的分卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子分体，为体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为分体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:分体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞质分裂为同时型,产生正体型分体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

体时期还出现二体、三体、含微核异常体及多体。

Three quarters of the theatre was full.

剧院座位坐满了之三。

She picked up an injury during the quarterfinal.

她在之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队卫。

A quarter of the local workforce is unemployed.

本地劳动力中有之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内斗角,五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了之一英里路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

体呈面体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，钟这道关口已经被一代速度更快运动员远远甩在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

之一坡度是指每前进米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯《TrimotorandTrail》一书中，曼恩峡谷事件就占了之一篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒中锋，我不如他，我们卫很担进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数裂，细胞质裂属同时型，产生小孢子体，为面体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合染色体称为体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数裂胞质裂为同时型,产生正面体型体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四分体时期还出现二分体、三分体、含微核的异常四分体及多分体。

Three quarters of the theatre was full.

剧院的座位坐满四分之三。

She picked up an injury during the quarterfinal.

她在四分之一决赛中受伤。

He quarterbacked for the school football team.

他担任校足球队的四分卫。

A quarter of the local workforce is unemployed.

本地劳动力中有四分之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,四分五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行四分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

四分体呈四面体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 四分之三作第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，普卡隆自我加冕为中非共和国终身总统，加冕仪式花国家每年收入的四分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，四分钟这道关口已经被一代速度更快的运动员远远甩在后面。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在四分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

四分之一的坡度是指每前进四米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占四分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的四分卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子四分体，为四面体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为四分体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在四分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:四分体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞质分裂为同时型,产生正四面体型四分体。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四分时期还出现二分、三分、含微核的异常四分及多分。

Three quarters of the theatre was full.

剧院的座位坐满了四分之三。

She picked up an injury during the quarterfinal.

她在四分之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的四分卫。

A quarter of the local workforce is unemployed.

本地劳力中有四分之一失业。

The reactionary ruling clique was torn by internal strife.

反统治集团内部勾心斗角,四分五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了四分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

四分呈四，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 四分之三作了第一次移。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977，卡隆自我加冕为中非共和国终身总统，加冕仪式花了国家每收入的四分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，四分钟这道关口已经被一代速度更快的运员远远甩在后。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在四分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

四分之一的坡度是指每前进四米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了四分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的四分卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时，产生小孢子四分，为四形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色由一对染色单构成，这两条联合的染色称为四分。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在四分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:四分，TW：绒毡层细胞壁，V：液胞,D：高尔基，C：胼胝质壁，M：线粒。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞质分裂为同时,产生正四四分。

At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

分体时期还出现二分体、三分体、含微核的异常分体及多分体。

Three quarters of the theatre was full.

剧院的座位坐满了分之三。

She picked up an injury during the quarterfinal.

她在分之一决赛中受了伤。

He quarterbacked for the school football team.

他担任校足球队的分卫。

A quarter of the local workforce is unemployed.

本地劳动力中有分之一失业。

The reactionary ruling clique was torn by internal strife.

反动统治集团内部勾心斗角,分五裂。

They walked a quarter of a mile down the mountainside.

他们沿山坡下行了分之一英里的路程。

The tetrasporophyte wrapped by callose is of simultaneous type.

分体体型，被胼胝质壁所包围。

Of those 27 nanas (birds), three quarters made the first move.

那 27个脑 (鸟), 分之三作了第一次移动。

In 1977, Jean – Bedel Bokassa crowned himself Emperor of the bankrupt Central African Republic.

1977年，自我加冕为中非共和国终身总统，加冕仪式花了国家每年收入的分之一。

The four-minute mile barrier has been left in the dust by a generation of faster runners.

在一英里赛跑中，分钟这道关口已经被一代速度更快的运动员远远甩在后。

Roger Bannister made history as the first man to run a mile in less than four minutes.

罗杰·班尼斯特因第一个在分钟内跑完一英里而载入史册。

A gradient of 1 in 4 is a rise of fall of one metre for every four metres forward.

分之一的坡度是指每前进米便升高或下降一米。

A quarter of his history of smokejumping, “Trimotor and Trail”, was devoted to the Mann Gulch episode.

在记录了他空降消防职业生涯的《TrimotorandTrail》一书中，曼恩峡谷事件就占了分之一的篇幅。

Bill was an excellent center.I was a crumby center, and our quarterback was really worried going into the game.

BILL是个很棒的中锋，我不如他，我们的分卫很担心进入比赛。

Pollen mother cells undergo meioses through simultaneous cytokinesis and give rise to tetrads of microspores, which are tetrahedrally arranged.

花粉母细胞行减数分裂，细胞质分裂属同时型，产生小孢子分体，为体形。

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.

此时每条染色体由一对染色单体构成，这两条联合的染色体称为分体。

Zheng Jie in the quarter-finals will challenge No. 2 seed Ana Ivanovic and France Cornett talented girls between the winner.

郑洁将在分之一决赛中挑战2号种子伊万诺维奇和法国天才少女科内特之间的胜者。

Abbreviation: T: Tapetal; N: Nucleus; TE：Tetrad; TW: Wall of tapetal cell; V: V acuole; D: Dictyosome; C: Callose; M: Mitochondria.

绒毡层细胞，N：细胞核，TE:分体，TW：绒毡层细胞壁，V：液胞,D：高尔基体，C：胼胝质壁，M：线粒体。

Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.

小孢子母细胞减数分裂胞质分裂为同时型,产生正体型分体。