This is the 7337th most frequent Chinese word.
自习课
Self-study class.
Here, 自习课 refers to a designated time or session where students independently review or complete tasks without direct teaching guidance.
学生在自习课上完成了自己的作业。
The students completed their homework during the self-study class.
In this case, 自习课 is specifically apportioned to a particular subject or purpose, such as revision of previously taught material.
今天下午的自习课被用来复习数学。
This afternoon's self-study period was used for revising mathematics.
In this example, the term 自习课 indicates a period during which students work independently, with the teacher observing or overseeing but not actively instructing.