The lunar stone is different from earth's.

石头和地不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清上环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双近旁转向实现对多次探测原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

夜晚面位于太阳光照亮面上方，其也被地反照光（地反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

捕获控制第一次制动必须在卫飞向第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕飞行时, 另一名宇航员在登舱中降落到面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号宇航员在靠近HadleyRille边界上收集，这个边界在低地亮“海”（或者称为mare）和高地之间。

The lunar stone is different from earth's.

球的石头和地球的不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

助型望远镜可以看清球上的环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测的原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视的,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球的第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的亮“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球的石头和地球的不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球上的环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测的原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视的,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于阳光照亮面上方，其也被地球反照光（地球反射阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在飞向球的第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的亮“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球石头和地球不同。

The astronauts piloted their craft down to the lunar surface.

宇驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球上环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇在指挥舱中环绕球飞行时, 另一名宇在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号宇在靠近HadleyRille边界上收集，这个边界在低地亮“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球石头和地球不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球上环形。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

而雨,而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号宇航员在靠近HadleyRille边界上收集，这个边界在低地亮“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球石头和地球不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于太阳光照面方，其也被地球反照光（地球反射太阳光）照。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号宇航员在靠近HadleyRille边界收集，这个边界在低地“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球的石头和地球的不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球上的环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现对球多次探测的原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视的,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚位于太阳光照上方，其也被地球反照光（地球反射太阳光）照。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕太阳，而B飞船则在"后方"绕。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫飞向球的第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞时, 另一名宇航员在登舱中落到球。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球的石头和地球的不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小镜可以看清球上的环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球旁转向实现对球多次探测的原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人对除夜是相当重视的,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位于太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球的第一点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号的宇航员在靠HadleyRille的边界上收集的，这个边界在低地的亮“海”（或者称为mare）和球高地之间。

The lunar stone is different from earth's.

球的石头和地球的不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助小型望远镜可以看清球上的环形山。

When there is solar halo,it will rain;when there is lunar halo,it will blow.

日晕而雨,晕而风。

The theory for exploring the moon time after time through double lunar swingby is analyzed at first.

分析了双球近旁转向实现球多次的原理。

Chinese attach great importance to New Year's Eve, not less than calends of the first month of the lunar year.

中国人除夜是相当重视的,丝毫不逊正初一。

Cradled in the sunlit lunar crescent, the night side of the Moon is faintly illuminated by earthshine -- sunlight reflected from planet Earth.

球夜晚面位太阳光照亮面上方，其也被地球反照光（地球反射太阳光）照亮。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

球捕获控制第一次制动必须在卫星飞向球的第一近点完成。

While one of the astronauts went round the moon in the command module, the other went down to the surface in the lunar module.

当其中一名宇航员在指挥舱中环绕球飞行时, 另一名宇航员在登舱中降落到球表面。

The genesis rock was collected by Apollo 15 astronauts near Hadley Rille at the border between a lowland “sea,” or mare, and the lunar highlands.

起源石由阿波罗15号的宇航员在靠近HadleyRille的边界上收集的，这个边界在低地的亮“海”（或者称为mare）和球高地之间。