Anthraciny
蒽化作用
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
Bees that have honey in their mouths have stings in their tails.
口蜜腹剑。
I fell in love with her at first sight.
我第一眼见到她就爱上了她。