Sweep switching
[电] 扫描交换
🧩 词语组成解析
sweep
[swip]
vt. 打扫，清理;扫除;彻底搜索;掠过;
vi. 打扫;扫过;蜿蜒;大范围伸展;
n. 打扫;延伸;挥动;全胜;
[计] 交换\\n[经] 转换, 调换, 调头
🗣️ 情景例句
He cancelled his appointment.
他取消约会了。
There are ten dimes in every dollar.
每美元有十角。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，