Passband
[计] 通带
🗣️ 情景例句
I got a raw deal.
我被涮了。
Will you please measure this window to see how wide it is?
请您测量这扇窗户看它有多宽？
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，