youdao

youdao

Jump straight up as high as you can after the squat position, holding your arms up directly over your head.

在蹲起后，尽可能地向上跳，把你的手臂举过头顶。

youdao

For those of you who are on the run from the FBI, your Visa has run out, or you're sitting next to your ex-girlfriend, now would be a good time to put a paper bag over your head.

被FBI通缉的,签证失效的,还有前女友就坐在旁边的,赶快找个纸袋子把脸给蒙上

耶鲁公开课 - 博弈论课程节选

The most important result from last time was that if you took this r, and you took two derivatives of this to find the acceleration, d^2 r over dt^2, try to do this in your head.

上节课最重要的结论,就是如果你把 r 写成这样,对 r 求两次导就能得到加速度,d^2 r / dt^2,心算一下

耶鲁公开课 - 基础物理课程节选

May the roof over your head be always strong, and may your beer never be green.

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No one even suggests that you might have a right to a job or even a roof over your head.

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But "better than nothing" is saying a newspaper over your head is "better than nothing" when you're running through a hurricane.

NPR: Seeking Solutions for the Nation's Broken Schools