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

圣诞节赠送礼物风俗起源罗马神农节和朔日节。

Scientists speculate on the origin of the universe.

科学家们猜测宇宙起源。

The origins of some words are unknown.

这些词起源是不知。

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

国起源已湮没在时间迷雾中。

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, 得出了他对人类起源观点。

We cannot yet satisfactorily explain the genesis of the universe.

我们仍不能令人满意地解释宇宙起源。

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

论起源侧脑室透明隔肿瘤，应考虑到中枢神经细胞瘤可能。

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

这些紧张不是交叉品种。名字起源不同种族或种族酋长。

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

起源中柱鞘。

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

目恶性间皮瘤是一种起源间皮细胞高度恶性肿瘤。

This festival descends from a religious rite.

这个节日起源宗教仪式。

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

她开始讲本市起源。

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

这些问题中最首要同外婚制和内婚制起源有关。

The custom is of Scottish derivation.

这风俗起源苏格兰。

French is a derivative of Latin.

法语起源拉文。

Italian and Spanish are kindred languages.

意大利和西班牙语言起源是相同。

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

关语言起源新理论是这本书显著一个特点。

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起源、肿瘤构成和治疗等完全不同疾病。

This philosophy is western in origin.

这种哲学起源西方。

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

“起源”号研究小组在试验基地观看了现场直播。