Offical
官员,公务上的,有权威的,下式的
🗣️ 情景例句
What are you up to?
你在忙些什么？
I worked as an intern in that firm last summer.
去年夏天我在那家商行实习。
A man was lying in the box on top of a pile of woolen goods.
箱内有一个人正躺在一堆毛织品之上。