Dipyrryl ketone
[化] 二吡咯基酮; 二吡咯基甲酮
🧩 词语组成解析
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
At today's exercise class...
今天上健身课的时候……
That work will take three hours.
完成那项工作需要三小时。
Some of them are going to the park.
他们中有几个正走进公园。