Anthrone
蒽酮
🗣️ 情景例句
I'm leaving for Beijing on a four-day tour.
我马上要去北京旅游4天。
The land in this region is dry and parched.
在这个区域的陆地是干燥炎热的。
The mondey took the tiger to a big river.
猴子领着老虎来到一条大河边。