Classes
n. 级别, 阶级（class复数形式）
🗣️ 情景例句
Thanks for all your hospitality.
谢谢你的感情招待。
The old goose plays not with foxes.
老鹅不和狐狸一起玩。
Then we could look at the production line.
然后我们再去看看生产线。