Active stimulus
[医] 有效刺激物
🧩 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
The plight of starving people is too awful to think about.
饥民的苦境糟得不可想象。
What time's the next train to Washington?
下一趟去华盛顿的车几点开？
He calls at every house in the street once a month and always asks for a meal and a glass of beer.
他每月对这条街上的每户人家光顾一次，总是请求给他一顿饭和一杯啤酒。