Pyronone
皮让酮
🔁 扩展释义
【化】 α,γ-吡喃酮
🗣️ 情景例句
I don't see why she's so against the idea.
我不明白她为何如此反对这个计划。
Is your factory any different from other plastics factories?
你们工厂和其他塑胶工厂有何差别呢？
No one could account for the fact that one of the boxes was extremely heavy.
其中有只箱子特别重，可谁也弄不清是怎么回事。