Passband
[計] 通帶
??? 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?
請您測量這扇窗戶看它有多寬？
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支筆拴在重物上，筆尖落在地板上的一張紙上，