Perkin reaction
[化] 帕金反应
🧩 词语组成解析
n. 珀金（姓氏）
🗣️ 情景例句
I feel as if we've met each other before.
我觉得我们以前见过面。
Step by step the ladder is ascended.
登梯需要逐级登。
We had been in the hat shop for half an hour and my wife was still in front of the mirror.
我们在这家帽店已经呆了半个小时了，而我的妻子仍在镜子面前。