Violanthrone
蒽酮紫(紫色还原染料)
🔁 扩展释义
【化】 紫蒽酮
🗣️ 情景例句
Nothing much.
没什么。
I have two days off a week.
我一周休息两天。
Convinced of the importance of education,
深深懂得教育的重要性，