Anthracenone
[化] 蒽酮
🗣️ 情景例句
Good-bye, Mr. Carlson. Thanks.
再见， Carlson先生。谢谢。
I am sorry that we are unable to make you an offer for the time being.
很抱歉目前我们不能报盘。
You make me so mad.
你气死我了啦。