Polycrase
(=polycrasite)[矿]复稀金矿, 锗铀钇矿石
🗣️ 情景例句
You'll send yourself to an early grave.
你这样会未老先衰的。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
Poor Ian!He didn't want to leave this house.
可怜的伊恩！他本不想离开这幢房子。