例如，我们甚至不知道有多少恒星有行星，我们当然也不知道如果有适当的条件，生命自然出现的可能性有多大。

We do not even know, for example, how many stars have planets, and we certainly do not know how likely it is that life will arise naturally, given the right conditions.

youdao

一个解答自然出现了。

A solution proffered itself.

《牛津词典》

她的观察有助于驳斥一种普遍观点，即昆虫会从泥土中自然出现。

Her observations helped dismiss the popular belief that insects spontaneously emerged from mud.

youdao

He's sort of an innocent primitive, he appears unclothed he lives a free, peaceful life in harmony with the animals, with nature and the beasts, he races across the steppes with the gazelles.

他是一个未开化的野人，出现时身无寸缕,生活随性，和动物与自然和平相处,有时候甚至和羚羊赛跑，穿过草原。

耶鲁公开课 - 旧约导论课程节选

You might say, of course the question, what renders authority legitimate, is only possible, or is only raised when authority is in question.

你们可能会说，这个问题当然是，如何使权力合法化这个问题，当然是可能的，或者说当权力出现问题的时候这个问题会自然出现。

耶鲁公开课 - 政治哲学导论课程节选

This is all by means of review but the question you can now ask is, "Fine. That's why moral feelings might evolve, but what do we know as psychologists about the emergence in nature of moral feelings in individuals?

这些知识我们以前都学过,现在你们要问一个问题，“好了，道德情感是这样产生的，但我们心理学家知不知道,自然界中的个体的道德情感是如何出现的？

耶鲁公开课 - 心理学导论课程节选