你吊啥用？这是一句中文俗语，意思是“你的用处是什么？”或“你有什么用？”这句话没有特定的英文翻译，因为它是中文俗语。

你可以用类似的英文表达来代替，例如：

What's the use of you?
What good are you?
What's your purpose?

例句：

中文：你吊啥用？连一个破把刀都拿不好！
英文：What good are you? You can't even handle a broken knife!
中文：你吊啥用？连一个针都找不到！
英文：What's the use of you? You can't even find a needle!