Uvitonic acid
[化] 乌韦酮酸; 6-甲基-2,4-吡啶二甲酸
🧩 词语组成解析
🗣️ 情景例句
You look very familiar. Have we been introduced before?
你看起来很面熟，我们以前互相介绍认识过吗？
We talked about a lot of things.
我们谈论了很多事情。
In primitive cultures the obligation to seek and to receive the traditional instruction is binding to all.
在原始文化中，寻求和接受传统教育的义务对全民都有约束力。