luck、名词‘ 幸运’,用在形容词后,如:Gook luck lucky、形容词‘ 幸运的’修饰名词作定语或用在系动词后作表语,如 He is so lucky that he have a chance to go abroad .luckily副词‘幸运地’ 用来修饰动词或句子.如 Luckily ,he didn't hurt badly .