Dinaphthyl ketone
[化] 二萘酮; 二萘甲酮
🧩 词语组成解析
二萘(基)
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
What's your plan for the May Day holiday?
你计划好怎样过五一假期没有？
No man is so old, but thinks he may yet live another year.
人越活越想活。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。