Aldehydo-ester
[化] 醛酯
🧩 词语组成解析
n. 酯\\n[化] 酯
🗣️ 情景例句
before Michelle and her friends arrived.
在Michelle和她的朋友们来之前。
In college I majored in economics, What was you major?
大学时我主修经济，你主修什么呢？
But Wu Dong ran fastest of all.
但吴东在三人中跑得最快。