Arseniosiderite
菱砷铁矿
🗣️ 情景例句
What was it about?
刚才谈什么？
To research the graph
研究曲线图
The fire brigade was called and two fire fighter freed George using a special type of grease.
有人打电话叫来消防队，两位消防队员使用了一种特殊的润滑剂才使乔治得以解脱。