Active oxygen
[化] 活性氧
🧩 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
It was on Spring Avenue, near the park.
那房子是在Spring Avenue 公园附近。
Every tide hath its ebb.
兴盛之日必有衰退之时。
What a pity! I'm afraid that if you've lost it , you must pay for it, said Miss Yang.
“真可惜！如果你真的弄丢了，恐怕你得付钱赔偿，”杨小姐说。