The duck quacks.鸭子嘎嘎叫。I went everywhere for treatment, tried all sorts of quacks.我四处求医，看过了各种各样的江湖郎中。Hard - working medical men may come to be almost as mischievous as quacks.辛勤工作的医生可能变成江湖郎中那样的骗子.When you go to the fair, ...

I went everywhere for treatment, tried all sorts of quacks.我四处求医，看过了各种各样的江湖郎中。Hard - working medical men may come to be almost as mischievous as quacks.辛勤工作的医生可能变成江湖郎中那样的骗子.When you go to the fair, beware of the quacks s...

abbr.quacksalvers 庸医，骗子(16世纪习惯用水银或汞治疗梅毒的人)n.江湖医生( quack的名词复数 )，江湖郎中，（鸭子的）呱呱声v.（鸭子）发出嘎嘎声( quack的第三人称单数 )...

quacks的音标：...