而有时你会想到，在世界上的许多地方，水不仅仅是人们的日常所需。

While sometimes you have the idea. In many parts of the world, water is not just about one's everyday needs.

youdao

有时环境会限制这些人，而有时环境会给这些人机会。

Sometimes environments constrain those people and sometimes environments give those people opportunity.

youdao

有时，这些中断和过渡将是自身决定的，而有时则会随着现有角色、公司或行业的消失而被迫进行。

At times, these breaks and transitions will be self-determined, at others they will be forced as existing roles, firms, or industries cease to exist.

youdao

Cycles that are suggested that you go through and aren't gone through in class also sometimes turn up on exams too, by the way.

顺带一提，那些我建议,你们去推导，而没有在课上,推导的循环有时也会。

麻省理工公开课 - 热力学与动力学课程节选

So you will sometimes see as you are reading the text, they will sometimes refer to Horeb instead of Mount Sinai, or you'll see the two names used interchangeably. And it's been the theory of scholars that that's because it comes from a different source.

所以，有时在你阅读的文本中，它会提到和烈山,而不是西奈山，或者你会看到这两个名字,互换着用，根据学者的理论解释，这是因为,这两个名字来源于不同的资料。

耶鲁公开课 - 旧约导论课程节选

It is both quiet and tranquil, at times It also powerful and destructive.

自然有时是宁静的安静的,但也是强大而有破坏性的。

普林斯顿公开课 - 人性课程节选