Eckermannite
[矿]氟镁钠闪石
🗣️ 情景例句
You got that part right.
你们这一部份猜对了。
Let's call it a day.
让我们今天就到此为止吧。
Meanwhile, his unit was lost and all records of him had been destroyed.
与此同时，他所在部队被击溃，他的所有档案材料全部毁于战火。