Mannich reaction
[化] 曼尼希反应; 曼尼希缩合反应
🧩 词语组成解析
🗣️ 情景例句
People rushed to buy the shares.
人们抢着购买股票。
My friend reads and writes several languages.
我的朋友能读并写好多种语言。
They insisted on staying rather than going.
他们坚持留下来，而不愿意走