
circuits
词源
源自拉丁语 'circuitus'(环绕),由 'circum'(周围)和 'ire'(走)组成,14世纪通过古法语进入英语。
noun
❶ 电路,指电流流动的闭合路径,由导线、电源和电子元件组成,用于传输电能或处理信号。
“The engineer designed a new circuit for the computer.”
(工程师为计算机设计了一个新电路。)
“A short circuit caused the power outage.”
(短路导致了停电。)
❶ 巡回路线或区域,指定期访问的一系列地点或场所,常用于体育比赛、表演或商业活动。
“The band is on a concert circuit across Europe.”
(乐队正在欧洲各地进行巡回演唱会。)
“The tennis player competes in the professional circuit.”
(这位网球选手参加职业巡回赛。)
verb
❶ 绕行或环绕某处移动,通常指沿着特定路线或区域进行活动。
“The runners will circuit the park three times.”
(跑步者将绕公园跑三圈。)
“Birds often circuit the lake before landing.”
(鸟类常在降落前绕湖飞行。)
常见短语
circuit training — 一种高强度间歇训练方法,包含多个不同锻炼站点的循环练习,用于提高心肺功能和肌肉耐力。
“She does circuit training three times a week to stay fit.”
(她每周进行三次循环训练以保持健康。)
closed circuit — 指电流形成完整回路的电路,或指仅限于特定人群观看的电视或视频系统。
“The security cameras operate on a closed circuit.”
(监控摄像头在闭路系统上运行。)