purgative /ˈpɜːɡətɪv/

• 1. 

  N-COUNT A purgative is a medicine that causes you to get rid of unwanted waste from your body. 泻剂 [正式]

• 2. 

  ADJ A purgative substance acts as a purgative. 通便的 [正式] [ADJ n]

  例：

  ...purgative oils.

  ...通便油。

  例：

  ...a purgative tea.

  ...通便茶。