Flacks
(flack 的复数) n. 高射炮, 对空炮火, 广告, 宣传
🗣️ 情景例句
What grade are you in?
你在几年级？
My sister worked as a secretary before she got married.
在她结婚了以前，我的姐姐为一位秘书。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。