Naphthacene
萘并萘, 丁省
🔁 扩展释义
【化】 并四苯
🗣️ 情景例句
Too easy?
太简单？
The foundation of true joy is in the conscience.
真正的愉快之根本在于良心。
Here are the results. Girls' relay: The winners -- Class 4! (Hooray!)
获胜者--4班！（好！）