Dont leave home without the key.

千万别不带钥匙就离开家门。

youdao

Don't leave home without the key.

千万别不带钥匙就离开家门。

youdao

How did you get into the house without the key?

你没有钥匙如何进屋的？

youdao

Professor Bacevich says the key U.S.goal could be achieved without the nation-building aspect of the plan.

VOA: standard.2009.03.27

Now, as obvious a statement as that is in this algorithm, it turns out that is the key to this whole problem being solved correctly without my algorithm looping infinitely.

这是此算法中很明显的一句话，也是正确解决,整个问题的关键,否则此算法就会陷入死循环。

哈佛公开课 - 计算机科学课程节选

It's deliberate that a lot of the examples in lecture are fairly short and bite-size so that you can actually focus on pulling out the key ideas without getting distracted by line and lines of code.

很多的演讲中的例子,是短小的,因此你们可以集中于提取其中的主要思想,而不是被一行行的代码给分心。

哈佛公开课 - 计算机科学课程节选

Both vehicles were manufactured with special keys that include a chip to prevent thieves from starting the vehicle without the key.

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Without the key -- well, the bike is just a bike.

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We have to learn how to compromise a lock that appears (and is supposed to be) impossible to open without the correct key or code.

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