Oreing
高碳钢矿石脱碳法
🗣️ 情景例句
who spent the last five years
用过去五年的时间
The machines will be made of the best materials and the stipulations of the contract be strictly observed.
机器将用最好的材料生产，合同的规定也将得以严格履行。
It was Wednesday.
昨天是星期三。