Active ingredient
[化] 活性组分\\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
Hi, gang. Hi, everybody.
嗨 ，各位。
His flattery makes me sick.
他的恭维让我恶心。
If the Houses of Parliament had not been burned down in 1834, the great clock would never have been erected.
如果不是国会大厦在1834年被焚毁的话，这座大钟永远也不会建造。