Lau
abbr. 局域网接入单元（LAN Access Unit）；线路适配器单元（Line Adapter Unit）
🗣️ 情景例句
Because my birthday is tomorrow.
因为明天是我的生日。
You may know the horse by his harness.
欲知马如何，可看套马索。
One of the first jobs when you start work in an office is to learn how to use every piece of equipment.
你在办公室开始工作的第一件事就是要学会怎样使用办公室里的每样设备。