1. To discontinue the use of an addictive substance.
   戒瘾不再使用令人上瘾的物质
2. You must discontinue your actions.
   你必须中断你的行动。
3. He had to discontinue taking lessons.
   他不得不中断上课。
4. I'll have to discontinue these weekly visits.
   我每周一次的访问得停止了.
5. The early train has been discontinued.
   早班火车已经停开了。

　1个形容词解释