adv (1)不管怎样，无论如何(多么)(to whatever amount，size，etc(that is or seems necessary); it does not matter how)(后接adj或adv)：H～strong you are，you won't be able to lift it. 不论你有多大劲儿，也不可能举起它来。H～loudly you shout，you won't be heard. 不管你多么大声地喊叫，人们也听不见你的声音。

(2)然而，不过(in spite of this/that (already stated or done))：I don't like your suggestion. H～，you may do as you like.我不喜欢你的建议，不过，你可以愿意怎么做就怎么做。He said that it was so;he was mistaken，～.他说情况就是这样，不过他错了。

(3)(表示惊讶)怎么(how)：H～did you know that?你怎么知道这事的?H～could such a thing have come into your head?你脑子里怎么会有这种想法?

conj 不管怎样(用什么方法)(in no matter what way)：H～you like the book，you can't take it away without pemission.不论你如何喜欢这本书，你不能不经同意就把它拿走。You can act～you like/wish.你可以随心所欲。

【辨异】however与but、still¹、yet和nevertheless的区别见BUT。