At the time, medicine was still a primitive quasi-science.

当时，医学仍是原始的准科学。

《柯林斯英汉双解大词典》

Panksepp has studied rats and found that when they play, they often chirp—a primitive form of laughter, according to the scientist.

潘克塞普曾对老鼠进行了相关研究，他发现，当老鼠玩耍的时候，他们经常发出一种唧唧喳喳很尖的声音——根据科学家表示，这是笑的一种原始形态。

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Fossilized remains of Acanthostega, a primitive fish, reveal that even though the animal had rudimentary limbs, it could not walk on land.

棘螈是一种原始鱼类，它的化石遗迹显示，尽管棘螈有基本的四肢，但它却不能在陆地上行走。

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Same way that I have multiplication or division as a primitive, functions are going to give me, or somebody else who wrote them for me as part of a library, a new primitive that I'm going to be able to use.

我在用乘法或者除法当做原语,这些函数,或者别人写程序库中的函数,将会给我返回一个,我能使用的新原语。

麻省理工公开课 - 计算机科学及编程导论课程节选

The message I'm trying to get to here, because I'm running you right up against time, is I have to be careful about what's a primitive step.

我想说的事情是，因为我正在跟大家讲算法时间复杂度，我们需要注意一个基本步骤的定义,如果我可以假设。

麻省理工公开课 - 计算机科学及编程导论课程节选

The law of talion, which is essentially the principle that a person should be punished according to the injury they inflicted, it's been decried as a primitive, archaic reflex of the vengeance or vendetta principle.

复仇法，本质上讲述了人应该根据其所造成的伤害,接受处罚的原则，却遭到了谴责，人们认为它是,复仇或仇杀原则原始古老的反映。

耶鲁公开课 - 旧约导论课程节选

It's a very evolutionarily hard-wired response that comes from a primitive need to respond very quickly.

CNN: Stress may be causing your cravings

The revised constitution allows the introduction of a market economy, although at a primitive level.

ECONOMIST: North Korea

They had to work in a primitive kitchen darkened by the absence of reliable electricity.

NPR: Graham: Haiti Must Have Help From United States