Flavol
黄醇, 1, 3-蒽二酚
🗣️ 情景例句
I did make a difference in town.
我确实在镇上发挥了影响力。
Have you got any plans?
你有什么计划吗？
The bison skins were sent by rail to cities to be sold.
野牛皮用火车运到城里出售。