Packet switching system
[计] 包交换系统
🧩 词语组成解析
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
I got a Dear John letter from her.
我收到她的绝交信了。
This kind of article is often bought as a gift, so exquisite and tasteful design is of prime importance.
人们购买这种商品通常用来赠亲友，所以精美高雅的设计至关重要。
You've dialed the wrong number.
你拨错电话号码了。