Sni mechanism
[化] SNi机理; 分子内部亲核取代反应机理
🧩 词语组成解析
abbr. sequence-number indicator 序编号指示器
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
I like being near her.
我喜欢离她近一点。
Who do you think you are?
你以为你是谁？
he instructs the bank to debit his account only in respect of cheques drawn by himself.
嘱咐银行他的存款只能凭他本人签字的支票来提取。