Eckermannite
[矿]氟镁钠闪石
🗣️ 情景例句
Now, to check the list of things we need for the camping trip.
现在， 让我们检查一下露营旅行所需物品的清单吧。
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
In my opinion, we should buy the IBM PC 586.
我认为我们应该买IBM586微机。