Aromatic substitution
[机] 芳(香)族取
🧩 词语组成解析
substitution
[ˌsʌbsti'tju:ʃən]
n. 代替;代用;替换;<化>取代（作用）;
🗣️ 情景例句
Drop the gun, or I'll shoot.
扔掉枪， 不然我就开火了。
Boy, you are in a lousy mood!
天啊，你情绪糟糕透了！
You just don't consider anyone but yourself.
你除了自己外从不为别人考虑。