Foldbacks
(foldback 的复数) 返送（系统）, 监听（系统）
🗣️ 情景例句
He gives his harness bells a shake
摇动， 绳上的铃铛
You might be able to sue the company for age discrimination.
你就可以去控告这家公司搞年龄岐视。
She runs everyday in order to lose weight.
她每天都跑步是为了减肥。