rudef翻译(是berudeofsb还是berudeforsb，另外说下它的意思)

1、be rude of sb to do sth对某人来说,做某事是粗鲁的。

例句：I think it would be rude of us to ask her to leave。我认为要求她离开这是非常粗鲁的。

2、be rude to sb对某人粗鲁无礼。

例句：It would be rude to remark upon her appearance. 对她评头论足是不礼貌的。