Don't run in the hallways.

在走廊上不能跑。

youdao

Don't run in the hallways and don't arrive late for class.

不要在走廊上跑，不要上学迟到。

youdao

Don't run or play in the classroom or the hallways.

不在教室里和走廊上追逐打闹。

youdao

Don't run or play in the classroom or the hallways.

不在教室里和走廊上追逐打闹。

youdao