谁知道however, but, though , although, while ,as ,since, for, 的...答:However hot it is, he will not take off his coat.无论多热,他也不会脱掉外衣。 2. 不管用什么方法 However he tries, he never seems able to work satisfactorily.不管他怎么努力,他好像总不能令人满意地工作。 3. 究竟怎样,到底如何 However did you know that?but连接词 conj.1. 但是 ...