Foldbacks
(foldback 的复数) 返送（系统）, 监听（系统）
🗣️ 情景例句
Yes, this is my youngest son Robbie.
是的 这是我的小儿子Robbie。
You must have enjoyed yourself.
你一定玩的很开心。
Thank you very much.
非常感谢！