Maxite
马克赛特, 含钴18-4-1型高速钢, 硫碳酸铅矿
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
A wicked book is the wickeder because it cannot repent.
一本坏书危害无穷。
The harder you work, the richer you will become.
工作越努力，你就越富裕。