Smds
[计] 交换式多兆位数据传送业务
🗣️ 情景例句
They're both very good buys.
这两栋都是价格便宜的。
Every man has a fool in his sleeve.
聪明一世，糊涂一时。
The last order didn't work out too well for us.
上回订的货用起来不怎么顺。