Whitlockite
白磷钙矿[石]
🗣️ 情景例句
Affectionately, Uncle John.
爱你的，约翰叔叔。
Are most of the lakes located in the north central region?
大多数湖位于向北中央的区域吗？
Are you a visitor here?
你是来这里旅游的吗？