Pre
abbr. 炼油工程师（Petroleum Refining Engineer）
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
Give as good as one gets.
以其人之道，还治其人之身。
Unfortunately you'll have to pay the fine before you check those books out.
在你借书之前你要先付清罚款。