Allylic substitution
[化] 烯丙位取代(取代在邻接于双键的C上)
🧩 词语组成解析
烯丙基的
substitution
[ˌsʌbsti'tju:ʃən]
n. 代替;代用;替换;<化>取代（作用）;
🗣️ 情景例句
Mitchell, so nice of you to come.
Mitchell，欢迎光临。
It looks like it's going to be sunny.
今天看来像是个晴天。
No, she isn't wearing a sweater. She's wearing a white blouse.
没穿。她穿了一件白色的衬衫？