Smds
[计] 交换式多兆位数据传送业务
🗣️ 情景例句
I have to return this book to the library.
我得把书还回图书馆了。
Get out of here! Out of my way!
给我滚！闪一边去！
It looks as if it hasn't been washed following the instructions.
这看起来没按说明来洗。