S-e2 mechanism
[化] S-E2机理; 双分子亲电子取代机理
🧩 词语组成解析
[计] 电子娱乐
mechanism
['mɛkənɪzəm]
n. [生]机制，机能，[乐]机理;（机械）结构，机械装置[作用]，（故事的）结构;[艺]手法，技巧，途径;机械作用;
mechan=mechine机械+ism主义 →机械装置
🗣️ 情景例句
It's good that you went back.
你回去是对的。
How much do you charge per unit?
你们每件要价多少呢？
At the station, he was told by a smiling policeman that his bicycle had been found.
在警察局里，一位面带笑容的警察告诉他，他的自行车找到了。