他不过是鹦鹉学舌,a wolf in sheep s clothing.one swallow does not make a summer.(bear译为“狼”) making preparations for the festival.害群之马,对他你可要当心点儿,杀鸡取卵,对牛弹琴。talk horse.关于动物的英语谚语, 关于动物的英语谚语 he s merely parroting what many others have said.(hare充为“鼠”)()lion译为“虎”)(f