And if you put this in the well-ventilated area, if you prepare this outside, the h c n gas will actually be released into the air, so you're safe, you can eat it later.

而如果你把它们放在通风良好的地方，在室外处理，那么氰化氢气体,将会被释放到空气中，这样你就安全了，过后就可以吃了。

麻省理工公开课 - 化学原理课程节选

Anybody who's envolved in this area has to know the president cares most about keeping the country safe.

所有有关的人,必须知道总统最重视的是,保卫国家安全。

普林斯顿公开课 - 国际座谈会课程节选

It's safe to say that this is no easy feat.

这当然不是简单能达成的壮举。

耶鲁公开课 - 弥尔顿课程节选

Or this community that doesn't have safe drinking water so regularly children die of diarrhea because they cannot afford to treat their water, they don't have the fuel to boil their water or something.

可能还有这样一个地方，那里没有安全的饮用水,孩子们时常死于痢疾,因为他们拿不出钱对水进行处理，也没有燃料来把水烧开。

普林斯顿公开课 - 人性课程节选

The point I've got in mind here is this-- even when you think you're perfectly safe, you could of course die of a stroke.

我脑中所想的重点是-,即便是当你认为自己十分安全的时候，你当然也有可能死于中风。

耶鲁公开课 - 死亡课程节选

The goldsmith then discovered, all this gold sitting in my safe is just sitting there.

紧接着这个金匠发现,保险箱里的金子就这么放着

耶鲁公开课 - 金融市场课程节选

Engineers who are developing new materials, materials that can be, if you think about it, there's not very many things that you would want to put in your eye and you'll feel comportable to put in your eye so this is a very safe, a very inert material.

工程师们不断研制新的材料,这些材料应该是,想想吧,能让你们敢于,放到眼睛里的,并令人感到舒适的材料并不多,这应该是一种非常安全非常稳定的材料

耶鲁公开课 - 生物医学工程探索课程节选

Some customers want to use your safe because safes are hard and expensive to get and some -and then you've got all this gold, so you might as well lend it out.

顾客需要使用你的保险箱,因为对个人而言保险箱既昂贵又难以获得,这样你就拿到他们的金子,然后你可以把金子借出去

耶鲁公开课 - 金融市场课程节选

I think it's safe to say that we're intended to be shocked, ; maybe even repulsed, by this remarkable description of the deity; and so I'm hoping you feel something of a shock of these lines, "and mad'st it pregnant." Milton is taking a huge aesthetic risk here.

通过这不同寻常的对神的刻画，弥尔顿，应该是想要让我们震惊，甚至厌恶的;,因此我希望你们因这几句感到些许震撼，“使它怀孕“，弥尔顿在这里为了美感不惜冒了很大的险。

耶鲁公开课 - 弥尔顿课程节选

Because I'm going to assume, I'm gonna take it that it's important to you, that you not be tortured. So by seeing who you want to keep safe, this will help you see which one you think is you.

因为我想,找出你们觉得对你们而言重要的,人物，你们想保护的人物,这样就能帮助你们,找到自己所支持的理论。

耶鲁公开课 - 死亡课程节选