Naphthoflavone
萘黄酮, 7, 8-苯并黄酮
🗣️ 情景例句
Have you changed jobs?
你换工作了吗？
Do you really want to know what I think?
你确实想要知道我认为什么吗？
Will you please have the check certified?
那么请开保付支票好吗？