Flavol
黄醇, 1, 3-蒽二酚
🗣️ 情景例句
ready for the graduation ceremony,
为毕业典礼做准备，
A wicked man is his own hell.
坏人作恶，自造地狱。
It was your turn to wash them yesterday.
昨天轮到你把它们洗干净。