drop-call

基本解释

CFC 4 : RF Loss. Also commonly referred to as “Dropped Call”.
无线信号（无线信号）丢失，一般也叫做“掉话”
Switch to the network with the fewest dropped calls.
换到掉线最少的网络。
Unless you're sure your cell phone service is going to be perfect, consider using a landline rather than your cell phone to avoid a dropped call or static on the line.
除非确定手机服务通畅否则就考虑用固定电话而不是手机来避免出现通话中断或杂音。
The first is a light green drop called Fluorescein.This tints your tears temporarily, allowing your doctor to determine the time it takes for your tears to dissipate after you blink.
第一种是浅绿色的荧光素，它能暂时对你的人造泪染色，使医生能够判定你眨眼后人造泪消失所需的时间。
He said he would drop her like a hot potato.
他说他会把她像烫手的东西一样迫不及待地扔掉。