Danthron
[化] 丹蒽醌; 1,8-二羟基蒽醌
🗣️ 情景例句
on the farm.
在农场。
A watched pot(pan) is long in boiling.
心急水不沸；盼得越切，来得越迟。
My aunt, Mrs flower, died three weeks ago.
我的伯母弗劳尔夫人3周前去世。