尽管当没有人询问你时，你没有必要为自己的饮食方式辩护，但是如果你可以这样做的话是更好的。

Although you have no need to justify the way you eat anymore than the person asking you, it is certainly more rewarding when you can.

youdao

没有人可以强迫您告诉您的任何合作伙伴关于您的艾滋病毒，但它是我们强烈建议您这样做。

Nobody can force you to tell any of your partners about your HIV, but it is strongly recommended that you do.

youdao

没有人知道明天会发生什么事情，但是我们可以存一些钱，这样就能更好地为明天做打算。

No one knows what will happen tomorrow, but we can save some money so that we can make better plans for tomorrow.

youdao

We can't actually go ahead and derive this equation of the wave function squared, because no one ever derived it, it's just an interpretation, but it's an interpretation that works essentially perfectly.

从这个方程中,导出，波函数的平方，没有人可以这样做，这仅仅是一种解释，但这种解释，能解释的很好，自从它第一次被提出来之后。

麻省理工公开课 - 化学原理课程节选

So if you've ever done something bad like drop your laptop or smack your computer and you've never been told not to do this.

如果你以前做过类似的摔或拍打电脑,并且没有人告诉你不可以这样做。

哈佛公开课 - 计算机科学课程节选