water off a duck's back短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 🌏鸭背的水珠；对牛弹琴；毫无作用 I keep telling my friend it's foolish to gamble all of his pay, but it's like water off a duck's back. 这是说：“我一直告诉我的朋友，不要那麽傻，把所有的工资都用在赌博上．可是，我的话对他全然不起作用。” ept-cn.com To the seasoned campaigner, the remarks of hecklers were like water off a duck's back. 对老练的竞选者来说，质问者的话有如耳边风。 hjenglish