Polycrase
(=polycrasite)[矿]复稀金矿, 锗铀钇矿石
🗣️ 情景例句
How about some ice?
来点冰怎么样？
Success grows out of struggles to overcome difficulties.
成功来自于克服困难的斗争。
Yes, that's possible, but we can't be sure.
是的，有可能，可是我们不能确定。