Active principle
[化] 有效要素; 有效组分; 有效成分\\n[医] 有效成分
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
🗣️ 情景例句
We'll call Mrs. Martinelli and tell her to keep looking for us.
我们会打电话给Martinelli太太告诉她继续帮我们物色房子?
You have your choice of three flavors of ice cream.
你有3种风味的冰淇淋可选择。
I looked at it again.
我又看了看那副画。