Pribramite
镉闪锌矿
🗣️ 情景例句
About three weeks. We'll have enough time for our talks.
大约三个礼拜，我们有足够的时间交谈了。
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？
he knows while he looks at one side what the other side is like;
他看物体的一边时，便知道另一边是个什么样子。