Packet switch
[计] 包交换
🧩 词语组成解析
switch
[swɪtʃ]
n. 开关;转换，转换器;软鞭子;[信]接线台;
vt.& vi. 转变，改变;转换;关闭电流;鞭打;
vt. 转换;挥动（棍棒、鞭子等）;迅速转动;鞭打;
vi. 交换;调换;
🗣️ 情景例句
OK. I'll be back in a few minutes.
好，过几分钟我就回来。
What did you ask him?
你问他什么？
I'm worried that something has happened to her.
我担心她出了什么意外。