The origins of some words are unknown.

这些词的起源是不知的。

Darwin generalized from many facts to reach his idea about the origin of man.

达尔文对许多事实加以归纳, 得出了他对于人类起源的观点。

A new theory of the origin of language is the most prominent feature of the book.

关于语言起源的新理论是这本书显著的一个特点。

She embarked on a discourse about the town's origins.

她开始讲本市的起源。

The custom of gift-giving on Christmas began with the Roman festivals of Saturnalia and Kalends.

圣诞赠送礼物的风俗起源于罗马的神朔日。

Scientists speculate on the origin of the universe.

科学家们猜测宇宙的起源。

Italian and Spanish are kindred languages.

大利西班牙的语言起源是相同的。

We cannot yet satisfactorily explain the genesis of the universe.

我们仍不能令人解释宇宙的起源。

Sardinia's origins are lost in the mists of time .

撒丁王国的起源已湮没在时间的迷雾中。

The chief of these questions respect the origin of exogamy and of endogamy.

这些问题中最首要的同外婚制内婚制的起源有关。

Lateral root Any ROOT that arises from the PERICYCLE of another root.

起源于根的中柱鞘的根。

The Appaloosa was named by French trappers for the Palouse River in neighboring southeast Washington.

这些紧张不是交叉的品种。名字起源于不同的种族或种族的酋长。

On Paphiopedilum malipoense sp. nov.-- an intermediate form between Paphiopedilum and Cypripedium, with a discussion on the origin of the genus.

麻栗坡兜兰 -- 兜兰属与杓兰属的一个中间类型，兼论兜兰属的理起源问题.

4 Turbellarians are monoecious with the reproductive systems adapted for internal fertilization. And the monogenetic flukes (class Monogenea) are mostly ectoparasites of fishes.

涡虫是雌雄同体的，生殖系统适于体内受精。单起源的吸虫（单殖纲）大多是鱼的外寄生虫。

K.).The thesis title is: The "Foreignness" of the Foreign Woman in Proverbs 1-9: A Study of the Origin and Development of a Biblical Motif.

她的论文题目是──箴言一至九章�的外女之她的[外族]身份：探讨一个圣经主题的起源及发展。

After studying the mental mechanism of language source and evolution through exploring the "past" of anthropogenesis and its development, we can grasp the process of language evolution.

只有通过对人类起源及发展的“过去”的寻根究底，来探究语言起源与进化的心理机制，才能把握语言进化的历程。

"This is important research because it supports the out-of-Africa theory about the origin of modern humans," said Ranjan Deka, a population genetics researcher at the University of Cincinnati.

“这是个重要的研究成果，因为它支持了有关现代人类起源的“非洲起源说””，辛辛那提大学人类遗传学研究员Ranjan Deka说。