上课时间用英文怎么说?

上课时间用英文怎么说?
上课时间用英文怎么说?

上课时间用英文怎么说?
口语就是 time for class

during class
最简单表示上课中。

class time

We go to school to have lessons a fat lot,most of time we learn by ourselves on the net of our school.