Klockmannite
六方硒铜矿, 蓝硒铜矿
🗣️ 情景例句
Now, the important thing is to get the hook close to the fish.
现在最重要的是让鱼钩靠近鱼。
We've gone over quite a lot. Shall we take a break?
我们已进行很久了，让我们休息一下好吗？
And it should not be forgotten how small those resources are in a poor and backward country.
不应忘记，在一个贫穷落后的国家里，那部分财力是很有限的。