Sign up: this means to agree to do something.

" sign up" 的意思是同意做某事。

It can also mean to start to do something or to agree to do something.

这个短语也可以表示开始做某事或同意做某事。

It's something that two people say yes to, and they agree to do something.

每个人都会同意这个约定，会按照约定做某些事。

We should agree to do something -- something really important to him -- and then never show up.

我们应该同意做什么事情，一件对他来说很重要的事情，之后便再也不出现。

A " deal" is an agreement, when two people agree to do something.

“交易”是一种协议，当两个人同意做某事时。

Why the hell would you agree to do something like that?

你为什么要同意做那种事？

But you are going to agree to do something right now.

你现在得答应做些事。

I need the money. And besides, when I agree to do something, I do it.

【besides】我需要这笔钱，而且，我答应了做什么事情，我就要去做。

Then, in 1994, five countries around the Aral Sea agreed to do something to stop the problem.

然后，在 1994 年，咸海周围的五个国家同意采取措施来阻止这个问题。

And, of course, the president leans into chaos whenever he can. So how did the administration end up agreeing to do something else?

当然，只要有可能，总统就会向混乱倾斜。那政府为何最终会同意采取其他措施？

" To go for something" is a phrasal verb meaning to agree to do something, to agree with an idea, to accept something.

“to go for something” 是一个短语动词， 意思是同意做某事， 同意一个想法， 接受某事。

" To buckle under" means to agree to do something also that you don't want to do, but you are forced to do it.

“to buckle under”意思是同意做一些你也不想做的事情，但你不得不这样做。

It may be your job, or you may have agreed to do something and are doing it, but part of you resents and resists it.

这可能是你的工作，或者你可能已经同意做某事并且正在做，但你的一部分会反感并抵制它。

That does not happen these days. But if you throw your hat into the ring it does mean that you are signing up or agreeing to do something.

现在已经不再这样了，但如果你throw your hat into the ring，这表示你在报名做某事或同意做某事。

And the instructions always began with the words " Your mission, should you choose to accept it." " To accept" means to agree to do something, to say yes.

指示总是以“你的使命， 如果你选择接受它” 这句话开头。“接受” 意味着同意做某事， 说是。

The phrasal verb " to step up" means to volunteer or agree to do something, especially when nobody else wants to do it because it's unpleasant or it's a difficult job.

” 短语动词“to step up” 的意思是自愿或同意做某事，尤其是当其他人因为不愉快或困难而不想做时。

" To take on" something is a phrasal verb meaning to agree to do something that is perhaps going to be very difficult – to accept a challenge to do something that will be hard.

“承担” 某事是一个短语动词， 意思是同意做可能会非常困难的事情——接受挑战去做一些困难的事情。

This is a phrase used to show that you will agree to do something, what another person is suggesting, especially if that person has made a generous offer and it's something that you want to do anyway.

” 这是一个用来表示你会同意做某事的短语， 这是另一个人的建议，尤其是当那个人提出了一个慷慨的提议并且这是你无论如何都想做的事情时。