lesson
1. a unit of instruction
2. punishment intended as a warning to others
同义词:example, deterrent example, object lesson
3. the significance of a story or event
同义词:moral
4. a task assigned for individual study
- 习惯用语
- be a lesson to 对...是一个教训
- give lesson in 教授...课程
- give[read] sb. a lesson 教训某人
- learn one's lesson 得到教训
- say one's lessons (在教师面前)背书
- teach a lesson 给以教训
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功课, (一节)课, 课程, 教训

