So what we'll have here is a trigonal planar case, and you can see that we only have three electrons that are set for bonding, so we'll add three hydrogens, and for b h 3, we'll get a stable structure here.

让电子劲量远离的时候，不用考虑它,这个例子是平面三角形，你可以看到，只有3个电子可以成键。

麻省理工公开课 - 化学原理课程节选

You know, already with a home, three kids, cooking everyday for a husband, as opposed to here,

有了家庭，有三个小孩子，每天给老公做饭，和这里的生活完全相反。

波多黎各的美女 - SpeakingMax英语口语达人