Oreing
高碳钢矿石脱碳法
🗣️ 情景例句
She works hard.
她工作起来拼命
He wants to change his appointment from Monday to Wednesday.
他想要把他的约会从星期一改到星期三。
Oh, that's quite early! Where are we going to meet?
噢，那很早！我们打算在哪儿会合？