Pre
abbr. 炼油工程师（Petroleum Refining Engineer）
🗣️ 情景例句
Are you free?
您有空吗？
It's cloudy this afternoon.
今天下午云很多。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。