Aceanthrenequinone
[化] 醋蒽醌
🗣️ 情景例句
Please give my best regards to your sister.
请向你妹妹转达我最诚挚的问候。
Are there reserved seats on the train?
车上有预订座位吗？
When I present my views on the competitive products, I will refer to the patent situation.
专利的情况会在说明竞争产品时一并提出。