Violanthrone
蒽酮紫(紫色还原染料)
🔁 扩展释义
【化】 紫蒽酮
🗣️ 情景例句
Then, in college, I became good at it.
然后， 在大学， 我变得很精于数学。
The doctor is afraid there is no hope for him.
医生担忧他已经无望了。
Can we expect the same price as last time?
价钱能够和上次的一样吗？