caustic /ˈkɔːstɪk/

• 1. 

  ADJ Caustic chemical substances are very powerful and can dissolve other substances. 腐蚀性的

  例：

  ...caustic cleaning agents.

  ...腐蚀性的清洁剂。

  例：

  Remember that this is caustic; use gloves or a spoon.

  记住这是腐蚀性的；要戴手套或用勺子。

• 2. 

  ADJ A caustic remark is extremely critical, cruel, or bitter. 刻薄的 [正式]

  例：

  His abrasive wit and caustic comments were an interviewer's nightmare.

  他粗鲁的风趣和刻薄的评论是采访者的噩梦。