Bermanite
板磷镁锰矿
🗣️ 情景例句
Good morning. This is Huang Feng.
早上好，我叫黄凤。
I ache all over.
我浑身酸痛。
Would it be possible for me to have a closer look at your samples?
可以让我参观一下你们的产品陈列室吗？