Perkin reaction
[化] 帕金反应
🧩 词语组成解析
n. 珀金（姓氏）
🗣️ 情景例句
Floors one to eight are the elevators to the left.
一到八楼上下使用的电梯在左边。
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
How many players are there in a team?
一个队里有多少名队员？