Hydroxyanthraquinone
羥基蒽醌
??? 情景例句
Come in, come in.
進來， 進來。
You cannot break the contract without any good reason.
如果沒有什么正當理由，你們不應撕毀合同。
Let 's see, that means a 2% discount if paid within ten days.
哦。那是說如果10天內付款，有2%的折扣。