Packet switching technology
[计] 包交换技术
🧩 词语组成解析
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
I'm exhausted. I had to work until 2 o'clock this morning.
我累死了。我一直得干到今天早上2:00。
See you tomorrow.
明天见。
In summer it is often too hot, and in winter it is too cold.
夏天常常太热，冬天又常常太冷。