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

圣诞节赠送礼物的风俗于罗马的神农节和朔日节。

Scientists speculate on the origin of the universe.

科学家们猜测宇宙的。

The origins of some words are unknown.

这些词的是不知的。

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

撒丁王国的已湮没在时间的迷雾中。

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, 得出了他对于人类的观点。

We cannot yet satisfactorily explain the genesis of the universe.

我们仍不能令人满意地解释宇宙的。

Conclusion Central neurocytoma should be considered when a mass originates from the septum pellucidum.

于侧脑室透明隔的肿瘤，应考虑到中枢神经细胞瘤的可能。

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。名字于不同的种族或种族的酋长。

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

于根的中柱鞘的根。

Objective Malignant mesothelioma is a mesothelium-derived carcinoma with high malignancy.

目的恶性间皮瘤是一种于间皮细胞的高度恶性肿瘤。

This festival descends from a religious rite.

这个节日于宗教仪式。

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

她开始讲本市的。

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和内婚制的有关。

The custom is of Scottish derivation.

这风俗于苏格兰。

French is a derivative of Latin.

法语于拉丁文。

Italian and Spanish are kindred languages.

意大利和西班牙的语言是相同的。

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

关于语言的新理是这本书显著的一个特点。

Mesothelioma and lung cancer are completely different diseases, with different origin sites, tumor structure and treatability.

间皮瘤和肺癌是两个在、肿瘤构成和治疗等完全不同的疾病。

This philosophy is western in origin.

这种哲学于西方。

Army's Dugway Proving Ground, where the Genesis team watched a live aerial broadcast of the events.

“”号研究小组在试验基地观看了现场直播。