Dihydroxy dibasic acid
[化] 二羟二酸
🧩 词语组成解析
a. 二元的\\n[化] 二元的; 二价的; 二碱价的; 二取代的
🗣️ 情景例句
It'll only take a few minutes.
只要几分钟时间。
He helps my father every day.
他每天都帮助我的父亲做事。
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。