Allylic halogenation
[化] 烯丙型卤化
🧩 词语组成解析
烯丙基的
n. [化]卤化
🗣️ 情景例句
No, I didn't.
没有。
Have you had breakfast already?
你已经吃了早餐吗？
A quarter to eight.
7点45了。