你要知道无论你要去哪里，你都不能在没有举手示意的情况下就离开教室的吗？

You know you can't leave a schoolroom without raising your hand, no matter where you're going.

youdao

你要知道无论你要去哪里，你都不能在没有举手示意的情况下就离开教室的吗？

You know you can't leave a schoolroom without raising your hand, no matter where you're going.

youdao