Active substrate
[电] 活性物质
🧩 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;
substrate
['sʌbstreit]
n. 底物;底层;基底;基层;
🗣️ 情景例句
I will serve coffee and pumpkin pie.
我来准备咖啡和南瓜派。
Do you swear to tell the truth, the whole truth, and nothing but the truth?
你发誓据实陈述而决无谎言吗？
The day after, Patrick went to the house once more and asked exactly the same question.
第三天，帕特里克又去了，提出了同前两天完全一样的问题。