Active infrared detection
[电] 有效红外线检波
🧩 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;
infrared
['infrə'red]
adj. <物>红外线的;
n. 红外线;
🗣️ 情景例句
I understand what you're saying.
我明白你说的意思。
Borrowed garments never fit well.
借来的衣服不合身。
Fortunately people want to come and hear me play, but I am getting very tired of travelling.
幸运的是，人们都想来听我演奏，但是我对旅行感到厌倦了。