Circuit switching
[计] 电路转接; 线路交换
🧩 词语组成解析
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
What is the charge for that?
那要多少费用？
Yes, this is Shen speaking.
是的，我姓沈。
I don't know. My head hurts.
不知道。我头痛。