There are some exceptions, which we'll get to later, but the only a big exception here is with hydrogen, which has a special stability that's associated with two electrons.

但也有一些例外我们将以后再讲，但这里只有一个较大的例外，氢，它的稳定性比较特殊，只需要两个电子。

麻省理工公开课 - 化学原理课程节选

just because I've always done very specialized projects, and projects I've worked almost part time.

因为我做的都是比较特殊的项目，很多都是兼职。

生活费偏高 - SpeakingMax英语口语达人

That's a really good question, and I'm talking in terms of generalities here but the specifics matter.

这是一个很好的问题,我在这里讨论的是普遍情况,但是还有一些比较特殊的例子

耶鲁公开课 - 生物医学工程探索课程节选