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
You look much younger than ... years old.
你看起来比……年轻多啦。
A friend without faults will never be found.
没有缺点的朋友是永远找不到的。
I suddenly felt very worried, but could not say anything.
我突然非常着急起来，但却什么也说不出来。