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
His books exposed people to new ideas.
他的书使人们接触了新思潮。
Beat about the bush.
拐弯抹角。
and he had seen there evidence enough to overthrow Aristotle and Ptolemy together.
观察到的论据足以把亚里士多德和托勒密一起推翻。