That's so easy you can't say no.

简单到你无法拒绝。

youdao

How to say No when you can't say No?

当你不能拒绝的时候如何说不？

youdao

If you can say yes. If you can't say no.

如果你可以就说可以，不可以就说不可以。

youdao

"No," you say,"it just can't be true! Who told you?" Comes the answer, "I got it by the grapevine."

VOA: special.2009.02.22

You just can't just cast it away, and say it's no big deal. But because it is a deal.

总不能置之不理，想着反正天也不会塌下来，那你就错了。

斯坦福公开课 - 经济学课程节选

They would say, no way are we going to do that; our rule says we can't lend on a LTV of higher than 60%.

他们会说,我们不会这样做,我们规定贷款价值比不能超过60%

耶鲁公开课 - 金融市场课程节选

"My biggest weakness in life is that I can't say no, " says Branson, 49.

FORBES: Red Baron

But she feels like she can't say no to these events, and the stretch is worth it for their really good friends.

CNN: Is obligation gobbling up your vacation?

Mr. WESSEL: In this case, they can't say no to it.

NPR: Financial Markets Watch Election Results with Interest