Conichalcite
砷钙铜矿
🗣️ 情景例句
Oh, I'm fine.
噢， 我很好。
Don't worry. Everything will work out all right.
别担心了，一切都会好的。
Jack was an excellent tennis player. He was able to beat anybody.
竭克是个网球健将。他天下无敌。