course book

• n. 课本；指学生和教师使用的基础教材；ph

course book的用法和样例：

例句

用作名词 (n.)

1. He picked up the book and started to read.
   他捡起课本开始阅读。
2. Which lesson is the most difficult in Book Two?
   第二册课本里哪课最难？