The treatment will be tried out on human beings only after it has been shown to be safe and foolproof in animals.

该疗法只有在动物身上证明安全、万无一失后才会在人体上试用。

《柯林斯英汉双解大词典》

Clayton et al. developed criteria to test for episodic memory in animals.

Clayton 等人制定了测试动物情景记忆的标准。

youdao

We have found plastic in the ocean and in animals like birds, fish and whales.

我们在海洋和鸟类、鱼类和鲸鱼等动物体内发现了塑料。

youdao

Domoic acid can also cause neurological disorders and death in animals that eat fish poisoned with the neurotoxin.

VOA: special.2011.03.15

You could use cell culture, so you don't have to grow the virus naturally in animals.

你可以利用细胞培养技术,那你就不必在动物身上培养病毒

耶鲁公开课 - 生物医学工程探索课程节选

If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?

如果进化论是讲适者生存，在弱肉强食的自然界，动物怎么能进化出道德情感？

耶鲁公开课 - 心理学导论课程节选

In Switzerland, Markram has put together a large lab dedicated to studying neurocortical columns in animals.

FORBES: Magazine Article

He found one drug that looked like it might work, and tried it in animals.

FORBES: A New Drug To Treat Alzheimer's?

Most other drugs had been tested only an hour or so after stroke in animals.

FORBES: Brain Repair