Electrocyclic reaction
[化] 电环化反应; π键环化反应
🧩 词语组成解析
🗣️ 情景例句
I didn't want to be alone anymore!
我不想再一个人独自生活了。
No man learns but by pain or shame.
不经痛苦羞辱，难以取得教训。
I think she must be injured.
我想她一定受伤了。