如何翻译能力与智慧相关短语

You can't be more stupid! How could you let such a golden opportunity to make big money slip through your fingers? It was an opportunity that comes once in a blue moon.

18.抓住机会 jump at the chance

这样的好机会，你应该抓住

You should have jump at such a good chance.

19.嘴硬 never say uncle

那个孩子的嘴特别硬，打死他都不肯认错

That boy never says uncle. He wouldn't admit he's wrong for the life of him.