Foldbacks
(foldback 的复数) 返送（系统）, 监听（系统）
🗣️ 情景例句
Please get me a cup of coffee.
请给我倒一杯咖啡。
Prepare for a rain day.
未雨绸缪。
'If the money was not paid promptly,
如果交款不及时，