Plainclothes
a. 穿便衣的
🗣️ 情景例句
Do you have any evidence?
你有什么证据？
But after one week and I still hadn't made a single sale, my heart was in my boots.
但过了一星期还没有做成一笔生意，我感到十分焦急。
Don't worry.
别担心。