Scovillite
磷铈钇矿
🗣️ 情景例句
I don't know.
我不知道。
It takes two to make a quarrel.
要有两个人才吵得起来。
The Scandinavian countries are much admired all over the world for their enlightened social policies.
斯堪的纳维亚半岛各国实行开明的社会政策，受到全世界的推崇。