quack
noun/kwæk/
/kwæk/
- the sound that a duck makes
（鸭子的）呱呱声，嘎嘎声 More Like This Animal soundsAnimal soundsTopics Birdsc1- baa
- caw
- coo
- meow
- moo
- neigh
- oink
- quack
- tu-whit, tu- whoo
- tweet
- woof
- (informal, disapproving) a person who dishonestly claims to have medical knowledge or skills
江湖郎中；冒牌医生；庸医 - quack doctors
庸医 - I've got a check-up with the quack (= the doctor) next week.
我下周要到庸医那里检查身体。
- quack doctors
Word Originnoun sense 1 mid 16th cent. (as a verb): imitative. noun sense 2 mid 17th cent.: abbreviation of earlier quacksalver, from Dutch, probably from obsolete quacken ‘prattle’ + salf, zalf (see salve).