放弃的英文短语是什么

He is obstinate and determined and will not give up.

他固执、坚决，不会放弃。

She will not give up her children without a struggle.

她不会轻易放弃自己的孩子。

Once they get an idea into their heads, they never give up.

他们一旦接受了某个想法，就永远不会放弃。