Polycrase
(=polycrasite)[矿]复稀金矿, 锗铀钇矿石
🗣️ 情景例句
I'm sending over a reporter
我将派一位记者
It is too late to cast anchor when the ship is on the rock.
船触礁后在抛锚，为时已经太晚了。
What's Jim doing?
吉姆在干什么？