| 释义 | 
		- n.庸医;(鸭子的)呱呱声;江湖郎中;冒牌医生
 - v.(鸭子)嘎嘎叫
 - 网络呱呱离世;江湖医生;嘈杂声
 
 复数:quacks  现在分词:quacking  过去分词:quacked   n. charlatan,fraud,con artist,fake,sham 1.  | (鸭子的)呱呱声,嘎嘎声the sound that a duck makes  |  
 2.  | (informal) 江湖郎中;冒牌医生;庸医a person who dishonestly claims to have medical knowledge or skills  |  
  |  |   | 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。  |  
 1.  | [i] (鸭子)嘎嘎叫,呱呱叫when a duckquacks , it makes the noise that is typical of ducks  |  
 n.  | 1. the harsh sound typically made by a duck 2. somebody who practices medicine without training or a valid license 3. anyone who falsely claims skills and qualifications 4. a doctor who is not very good, or someone who cheats people by pretending to be a doctor 5. the sound that a duck makes 1. the harsh sound typically made by a duck 2. somebody who practices medicine without training or a valid license 3. anyone who falsely claims skills and qualifications 4. a doctor who is not very good, or someone who cheats people by pretending to be a doctor 5. the sound that a duck makes  |  v.  | 1. to make the harsh sound that is characteristic of a duck 2. to practice medicine without training or a valid license, or to make false claims of expertise in any field 3. to speak loudly and endlessly in an irritating manner  |  
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