Bobierrite
白磷镁石
🗣️ 情景例句
I don't know how to thank you, Susan.
我不知道如何谢你， Susan。
I presume that this is your final answer.
我认为这就是你最后的答复。
We had roast beef and potatoes.
我们吃的是烤牛肉和土豆。