Pearceite
砷硫银矿
🗣️ 情景例句
Yes, sir.
是的 ，先生。
A straw shows which way the wind blows.
一叶便知秋。
The dish now had to be lifted vertically because one edge was resting against the side of the canal.
这次，盘子必须垂直吊出水面，因为盘子的一边紧靠着运河河岸。