Rocklinizing
罗克林碳化钨表面硬化法
🗣️ 情景例句
but our schedules won't allow it.
但我们的工作时间表不允许这样。
How much is it?
多少钱？
But a closer study of the evidence, supported by a deeper sense of the period,
但是，进一步仔细研究，对那个时代的深化了解，