Bellite
铬砷铅矿
🗣️ 情景例句
Mike and I had a hamburger at the diner. Mike
和我在火车厢餐厅那里吃了汉堡。
What is wrong?
有什么不对吗？
The workmen struggled fiercely and one of them lost his temper.
两个工人奋力抗争，其中一个发了火，