Shortly after the Cambrian explosion, mud slides rapidly buried thousands of marine animals under conditions that favored fossilization.

寒武纪大爆发后不久，泥石流迅速将数千只海洋动物掩埋在有利于石化的条件下。

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The different noise conditions had quite different after-effects when the subjects were required to proofread written material under conditions of no noise.

当测试对象被要求在无噪声条件下对书面材料进行校对时，不同的噪声条件会产生不同的后效应。

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The myths that have grown up around the rites may continue as part of the group's oral tradition and may even come to be acted out under conditions divorced from these rites.

那些围绕宗教仪式衍生的传说可能会作为群体口述习俗的一部分流传下去，甚至可能会在脱离这些仪式的情况下表现出来。

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"It is impossible to maintain a safe and effective health-care system under conditions of siege that have been in place now since June 2007."

VOA: standard.2010.06.01

That tells us the direction of spontaneous change for ordinary processes, chemical processes, mixing and you name it, under conditions that are easy to achieve in the lab.

这个物理量告诉我们在实验室,能够实现的条件下通常的过程，化学过程，混合以及你所能想到的过程，自发进行的方向。

麻省理工公开课 - 热力学与动力学课程节选

So this gene is going to be turned on in the sheep when it makes milk, under conditions where it makes milk.

这段基因会被激活,这段基因会在羊制造乳汁时被激活

耶鲁公开课 - 生物医学工程探索课程节选

The energy companies in Bolivia are already operating under conditions which they consider barely tolerable.

ECONOMIST: Farewell to the apertura petrolera | The

He loves making decisions under conditions of uncertainty, a decision process at the core of all weather forecasting.

FORBES: How A Facebook Page Prepared A Region For Hurricane Sandy, And What That Teaches About Social Media

Under conditions of his parole, Morris promises not to participate in political campaigns without permission of his parole officer.

WSJ: NY political adviser freed after fraud conviction