Lds
abbr. 长途业务（Local Distribution Service）
🗣️ 情景例句
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
We exchange products under almost all circumstances.
在各种情形下我们都可更换产品。
Oh? What happened?
哦？发生什么事了？