Flavanthrene
[化] 黄烷士林
🗣️ 情景例句
Now that illiteracy is not so wide spread, people everywhere are free to enjoy great literature.
现在文盲不是很普遍，世界各地的人都可以很自由地欣赏文学作品。
How much does she need?
她需要多少？
He can't take a joke.
他开不得玩笑。