Prerefining
预先精炼
🗣️ 情景例句
The college runs summer courses for Chinese learneers of English.
这所学院为学习英语的中国人开设了暑期班。
You have your choice of three flavors of ice cream.
你有3种风味的冰淇淋可选择。
Here.Let me help you.
来，让我帮你。