The other quick thing I want to say is that I do have office hours today from 3 to 5, so feel free to stop by if you have questions about problem-set 3 that you're finishing up.

我还想说一件小事,我今天的答疑时间是三点到五点，如果你对于第三次作业还有任何疑问,请在这个时间段来找我，不必客气。

麻省理工公开课 - 化学原理课程节选

The feeling of just being free to wake up whenever you want after waking up early all week,

那种能睡到自然醒的感觉，在一整周不得不早起以后，

I like实战 - SpeakingMax英语口语达人

If you want to bring up those kinds of issues,feel free to.

如果你想问这类问题，请不要拘束。

耶鲁公开课 - 新约课程节选

But it's not a big con, because you can set up experiments in free space far from everything, where objects will, in fact, maintain their velocity forever.

但这并不是个反例,因为你可以在一个远离一切的空间里做实验,在那里,物体可以永远保持现有速度

耶鲁公开课 - 基础物理课程节选