Plainclothes
a. 穿便衣的
🗣️ 情景例句
and good-bye.
再见。
He should see the doctor.
他应该去看医生。
In the 1970s, computers were common enough, but only in big business, government departments, and large organizations.
在70年代，计算机已经相当普及了，但只用在大公司，政府部门和大的组织之中，