Naphthacene
萘并萘, 丁省
🔁 扩展释义
【化】 并四苯
🗣️ 情景例句
I know. But we're going to be late for dinner.
我知道。但我们晚餐可要迟到了。
David would get up early in the morning to deliver newspaper.
戴维一早起床就去送报纸。
It's not.it is a little oversized.
不是，它比标准的大了一点。