开始上课

start class

→ 开始
phrase Rare #26,154
start class Can refer to a class or lesson beginning, or to someone beginning to attend classes.
CH: 老师来了,我们开始上课吧。
EN: The teacher is here; let's start class.

下周开始上课

Classes start next week.

— 调音师 (2018)

接着我们就开始上课。

Then we'll start the lesson.

我们开始上课吧

Let's start the class.

— 末代皇帝 (1987)

我上个月才开始上课

I only started taking classes last month.

— A Sun (2019)