Polychroilite
复色石
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
The day has eyes, the night has ears.
日有眼，夜有耳。
There was a good talk about the increase in the world's population.
有个关于世界人口增长的谈话，很不错。