Sperrylite
n. [矿]砷铂矿
🗣️ 情景例句
He ventured to speak to her.
他鼓起勇气向她说话。
How's your daughter?
你的儿子好吗？
When the instrument is situated at more than 700 miles from the earthquake centre,
如果把这种仪器安装在距震源700多英里远的地方，