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 expect others to perform beyond their capacities.
我有时对别人的能力期望过高。
Could I speak to you, please?
我可以跟你谈话吗？
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。