“没办法。。”英文怎么说

Question

表示无奈。。
也有种自言自语的感觉的。。

Answer 1

There's nothing for it.
没办法。

It can not be help.
没办法。

Sorry, can not manage.
对不起，没办法。

There's no help for it.
实在没办法了。

Answer 2

这个要分情景的。
no way语气处理不好就很强硬变成没门了。
如果是对方让自己帮忙，Sorry, I cant help.

Answer 3

最地道的:
I have no idea.

Answer 4

I have no way.
What can I do?

Answer 5

Does not have the means