Lesson
语法信息
有生性状态
抽象
形态构成
简单词
可数
复数形式
lessons
例子
She studied the math lesson carefully to understand the concept.
她仔细研究了数学课以理解这个概念。
02
课, 课程
a period of learning or teaching; a period of time in which someone is taught something
03
教训, 例子
punishment intended as a warning to others
04
教训, 寓意
the significance of a story or event
05
课, 任务
a task assigned for individual study



























