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It is noticed that oleanane triterpenoidal saponins are characteristic constituents of this family and have taxonomic significance.

结果表明齐墩果萜皂甙作为木通科的特征化学成分在该科的统分类中具有一定的意义。

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The ratios of the length to width of the propodus of the fourth leg in the three kinds of mitten crabs were identical or near to those of taxonomic samples.

种绒螯蟹的第四节长宽比值,与其分类标本吻合或基本吻合。

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当月 CNN 10 学英语 2020年5月合集

To what taxonomic family do locust belong?

蝗虫属于哪类

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《分钟地球》趣味科普(精选双语)

All those factors eventually convinced scientists to bring the two butterflies together in taxonomic union.

所有这些因素说服科学家将这两种花纹的蝴蝶分类上归为一类。

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Crash Course 动学篇

We'll make more taxonomic sandwiches throughout this series to explore animals' often surprising evolutionary relationships.

本系列我们会使用更多的分类治去探索动那惊人的演化关系。

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Crash Course 动学篇

But, it's also an opportunity to explore just how related some animals are with something called a taxonomic sandwich.

但是,这也给了我们机会去探索动是如何关联的,有一种工具叫做“分类治”。

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How to Write a Sentence And How to Read One

That kind of rote knowledge is merely taxonomic.

这种死记硬背的知识只是分类学

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精选英语短文

Those data have cast doubt on the original taxonomic classification, according to the retraction notice published in Nature on 22 July.

这些数据对最初的分类学分类提出了质疑。

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PBS地球-动趣闻

This twofold impact known as the Ordovician-Silurian Extinction, wiped out about 25% of all taxonomic families, including about half of trilobite families.

这种被称为奥陶纪-志留纪灭绝的双重影响消灭了 25% 的所有分类科,包一半的三叶虫科。

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PBS地球-动趣闻

So the discovery of this creature kicked off a debate about which major taxonomic group, or clade, of reptiles that turtles belonged to.

因此,这种的发现引发了关于海龟属于哪个主要爬行动分类群或进化枝的争论。

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PBS地球-动趣闻

These traits, along with a few others, define the taxonomic order of Primates, which includes humans, apes, monkeys, tarsiers, lemurs, and bushbabies, to name just a few.

这些特征以及其他一些特征定义了灵长类动分类顺序,其中包人类、类人猿、猴子、眼镜猴、狐猴和丛林宝宝等等。

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Frigate Pallada

The exoticizing and taxonomic gaze to which the Russians themselves are subjected, and which Goncharov ridicules, does not, however, prompt a reflection on his own essentializing of other ethnicities.

然而,俄罗斯人自己所遭受的异国情调和分类学的凝视,以及冈察洛夫所嘲笑的凝视,并没有促使他反思自己对其他种族的本质化。

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新东方精选句子系列

The taxonomist sometimes overlooks whole species in favour of those groups currently under study, while the ecologist often cotlects only a limited number of specimens of each species, thus reducing their value for taxonomic investigations.

分类学家们有时会忽略整个种而选择当时正研究的那些种群,而态学家常常只收集每个种有限的几个样本,因此就降低了分类研究的价值。

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TED演讲(视频版)双语精选

But I do think that for many animals, especially animals that are close to us on the taxonomic tree of life, like chimpanzees and other large mammals, that being able to make your own choices is part of that flourishing.

但我认为,对于许多动来说,特别是分类树上和我们很接切的动,比如黑猩猩及其他型哺乳类动,那种茁壮成长的其中一部分就是能够自己做选择。

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PBS地球-动趣闻

One theory holds that, if Rhyniognatha was a flying insect, that would mean that the pterygotes -- the taxonomic group that includes flying insects -- first came about in the early Devonian, say, more than 400 million years ago.

一种理论认为, 如果鼻颚龙是一种飞行昆虫,那就意味着翼龙——包飞行昆虫内的分类群——首先出现于泥盆纪早期,比方说,4 亿多年前。

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