Don 't touch anything unless your teacher tells you to.

不许触摸任何物品除非你的老师让你去做。

youdao

Don 't say you love me, unless you really mean it.

请不要等闲说爱我，除非你是当真的。

youdao

House: Sorry, you don t get to make that call unless you have a stethoscope.

博士楼：对不起，你不会作出这样的电话，除非你有一个听诊器。

youdao

said Ransie. "Unless you're in such a hurry to get away that you don't want me to say it."

VOA: special.2009.11.14

It's hard to answer questions and whatnot and you don't necessarily have access to the same tools unless you yourself go through the process of configuring your machine manually by following many long sequences of steps.

所以很难说会出现什么情况,你们不能,用同一台机器，除非你们自己按照一系列,冗长的步骤手工配置,你们自己的电脑。

哈佛公开课 - 计算机科学课程节选

Unless you take the things that you don't like about this world and you flip them upside down and you can start that today.

除非你把在这世上讨厌的事物,翻转过来，你们可以从今天开始。

哈佛公开课 - 幸福课课程节选

Unless you don't see a leak as... well...a leak, as apparently the Brown team didn't.

BBC: [an error occurred while processing this directive]

The bottom line: Don't take this "free" money unless you don't really need it.

WSJ: Should You Pay Your Mortgage With Plastic?

For example, it turns out that if you set up a system with your employer where the employer automatically deducts some of your paycheck and puts it into your 401(k) account, unless you say you don't want it done, it turns out people save more just naturally.

WHITEHOUSE: The Economy and the American Family