Active hydrogen
[机] 活性氢
🧩 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
Tomorrow morning at ten o'clock. Try it.
明早上午十点。来试一试吧。
I hope we can conclude the transaction at this price.
希望我们能就此价格达成交易。
He put them both into his mouth.
他把这两枚硬币全都放进嘴里。