Foldbacks
(foldback 的复数) 返送（系统）, 监听（系统）
🗣️ 情景例句
The rest of our family went to the movies.
我们家其余的人都去看电影了。
Where can you pick up your suitcase?
你在哪里取你的手提箱呢？
No matter how busy you are, he always insists on coming with you.
不管你多忙，他总是坚持要跟你去。