Centrex
[计] 市话交换分局, 中央交换机
🗣️ 情景例句
I'm going somewhere else this evening.
今晚我要去另外一个地方。
I must concentrate on my new task.
我必须专注于我的新工作。
You're not busy doing anything, are you?'
你不忙，是吗？”