来源：百度文库 编辑：中科新闻网 时间：2024/05/08 03:22:17
进入机房前必须拖鞋
Taking off the shoes is a prerequisite before your entry of the computer laboratory.
You must take off your shoes before entering the room
应该是脱鞋吧~~~
You must take off your shoes before entering the room
中科新闻网