Definition: waiting to speak to someone on the telephone Level: C1
请不要挂断电话；您的来电正在等待接通。
Please don't hang up; your call is ___on ___hold.
我被搁置在线上等待了二十分钟，才得以和一位代表通话。
I was left ___on ___hold for twenty minutes before I could speak to a representative.
客服线路正忙；您很可能会被要求在线等候。
The customer service line is busy; you'll likely be put ___on ___hold.
