Joyswitch
[计] 控制操纵开关
🗣️ 情景例句
I'm leaving for Beijing on a four-day tour.
我马上要去北京旅游4天。
All truths are not to be told.
真理并不都能说得清。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？