Naphthacene
萘并萘, 丁省
🔁 扩展释义
【化】 并四苯
🗣️ 情景例句
If you're not sure, then the answer should probably be no.
如果你不确定，那么答案可能就是“不”了。
Hope is but the dream of those that wake.
希望是清醒者的梦想。
It took a very long time to carve a page for a book.
刻一页书要花费的时间太长。