因为没有它的话，相对性的世界不会存在。

For without it, the world of relativity would not exist.

youdao

这个参数应该设计到请求中，因为没有它，高速缓存条目是无意义的。

This parameter should be designated as required, as the cache entry is meaningless without it.

youdao

我们都应该感谢互联网，因为没有它的话我将回到以印刷为主要媒介的年代。

We should all give thanks to the Internet, because without it we'd be back to print as our primary medium.

youdao

And the way to tell it doesn't have parts is because it's invisible, because invisible things can't have parts.

辨别它是否有部分的方法,是因为它是无形的，因为无形的东西没有部分。

耶鲁公开课 - 死亡课程节选

So I feel that a project is never really complete because it's always an ongoing process.

所以我觉得一个项目从来没有真正被完成过，因为它永远是一个持续的过程。

灵感从何处来 - SpeakingMax英语口语达人

And I have purposely made the arrow shorter to indicate that it has been slowed because we are going to argue its mass didn't change, so the only way to change its energy is to change its velocity.

我已经故意将这个箭头弄短,用来象征它变慢了,因为我们将证明它的质量没有变，只有它的能量改变了,也就是它的速度变了。

麻省理工公开课 - 固态化学导论课程节选