對某人來說站不住腳,令某人不能接受
sth won't / doesn't wash (with sb)
(解釋、藉口等)對某人來說站不住腳,令某人不能接受
used to say that sb's explanation, excuse, etc. is not valid or that you / sb else will not accept it
That excuse simply won't wash with me.那種託辭根本不能令我信服。
釋義來自《牛津高階英漢雙解詞典》第 9 版