quack

      音标：[kwæk]
      n. 鸭叫声, 冒牌医生, 冒充内行之人
      a. 冒牌医生的
      vt. 嘎嘎叫, 当冒牌医生, 夸大广告
      vi. 嘎嘎叫, 当冒牌医生, 夸大广告
      【医】 江湖医
      相关词组:
      quack oneself to death
      在线英汉词典
quack的短语、例句：
      quack interj, n harsh sound made by a duck （鸭叫的）嘎嘎声. quack, v [I] make the sound of a duck 作鸭叫. quack n (infml 口) person who pretends to have special knowledge and skill, esp in medicine 冒充有专门知识和技能的人; （尤指）庸医, 江湖医生
      Don´t be taken in he´s just a quack. 可别上当--他纯粹是江湖医生.
      [attrib 作定语] a quack cure for arthritis 庸医治关节炎的疗法.