So your body and mind will be healthy by using the colors you like. Or you'll be nervous or even get ill.

所以用你喜欢的颜色，你的身心会健康。否则你会紧张，甚至生病。

youdao

And if that happens, don't be nervous.

当那种情况发生时，不要紧张。

youdao

Don't be nervous.

别紧张。

youdao

That means to be nervous about having to do something, like speaking in front of a crowd.

VOA: special.2009.06.28

So I would go on in front of audience and before that I would say to myself, "Tal, don't be nervous.

所以我会站在听众面前，在那之前,我会对自己说，“不要紧张。

哈佛公开课 - 幸福课课程节选

That would be a bad design for our nervous system where we want to use cells over and over again, so they're able to recover from this change in potential.

这样的神经系统设计可不怎么样,我们想要能重复使用的神经细胞,所以它们具有从电势变化中恢复的能力

耶鲁公开课 - 生物医学工程探索课程节选

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