From these studies, scientists have concluded that the surface of the primitive Earth was covered with oceans containing the molecules fundamental to life.

从这些研究中，科学家们得出结论，海洋覆盖着原始地球的表面，其中含有构成生命的基本分子。

youdao

The marks on the inside of one antelope jaw showed the primitive people cut out the tongue.

一块羚羊颌骨内部的痕迹表明，这些原始人割了它的舌头。

youdao

Most of the time, the rational part of the mind controls the information coming from the primitive core and makes its own decisions as to what to do and how to respond.

大多数时候，大脑中的理性部分会控制来自原始内核的信息，并自行决定做什么、如何回应。

youdao

I'm child of the Columbia Space Shuttle, and I need to know all the electronic gimmicks invented yesterday that are already primitive cousins to those developed today from eight to five P.M.in Japan.

VOA: special.2009.04.27

What extent was the primitive form of Primitive form of what I'm not sure that that concept makes-- No, the answer is no, because nobody was compelled to do anything.

原始形态的比重,什么的原始形态,我不确定那个概念,不,因为没有人被强迫做任何事

耶鲁公开课 - 古希腊历史简介课程节选

The process to control it is intriguing and interesting but the heart of the computer is simply this notion that we build our descriptions, our recipes, on a sequence of primitive instructions.

这个控制它的过程很耐人寻味，很有意思,但是计算机的核心仅仅只是,我们在初始指令序列上，建造描述、方法的一个概念罢了。

麻省理工公开课 - 计算机科学及编程导论课程节选

They are the primitive air breathers, such as lungfish, gar and many amphibians that still possess gills.

BBC: Why we hiccup

Photons were, indeed, produced in great numbers by the mutual annihilation of the primitive particles and antiparticles.

ECONOMIST: Particle physics makes sense, but it assumes too much

The primitive fish mouth straining for water and finding it as my son releases it in the shallows.

NEWYORKER: The Other Place