Ringback
回铃声（电话服务）；有回铃音的电话
🗣️ 情景例句
What room are you in, sir?
先生，您住几号房？
How was your flight? Was it comfortable?
你坐的班机怎么样？还舒服吗？
Don't remind him. It was nothing.
不要向他提起这件事了。那是微不足道的。