Because if we can keep the alignment straight then the seals work fine. It's between the mating and de-mating that we get the misalignment problem,".

VOA: standard.2009.06.16

But, um, I mean, you know, it's fine if that's what they're going to spend their money on.

但是，如果他们把钱花在那上面也是不错的。

SOHO的画廊 - SpeakingMax英语口语达人

What makes the law surprising is that if I only gave you half the law, namely every body will remain at rest if it's not acted upon by a force, you will say, "That's fine. I accept that, because here's something, you leave it there, it doesn't move.

这条定律妙就妙在,如果只看定律的前半段,即,如果物体不受外力作用,将保持静止状态,你肯定会觉得,"这没什么,我能理解,因为你把一个物体放在那里,自己肯定不会动

耶鲁公开课 - 基础物理课程节选