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
I'm going to talk to Daddy about it right now.
我现在就去跟爸爸谈谈这件事。
Who is this?I don't recognize your voice.
你是谁?我不认出你的声音。
After the alarm had been given, the great ship turned sharply to avoid a direct collision.
警报响过不久，巨轮急转弯，以避免与冰山正面相撞。