circuit

circuit
noun

a roughly circular line, route, or movement that starts and finishes at the same place
环线；环道；环行
I ran a circuit of the village.
我绕村子跑了个环线。
■(Brit.)a track used for motor racing, horse racing, or athletics
(英)（赛车、赛马、田径运动的）车道；跑道
■a complete and closed path around which a circulating electric current can flow
电路，（电的）回路，线路
■a system of electrical conductors and components forming such a path
（电导体、组件构成的）电路系统
an established itinerary of events or venues used for a particular activity, typically involving public performance
巡回活动；巡回活动集会地（尤指巡回公演剧场）
the alternative cabaret circuit.
替补卡巴莱歌舞巡回表演。
■a series of sporting events in which the same players regularly take part
（系列运动项目中同一运动员们经常参加的）巡回赛，联赛
his first season on the professional circuit.
他在职业巡回赛的第一个赛季。
■a series of athletic exercises performed consecutively in one training session
（一套）体操动作
[as modifier]circuit training.
体操训练。
■(in the UK) a regular journey made by a judge around a particular district to hear cases in court
（英国）巡回审判
[as modifier]a circuit judge.
进行巡回审判的法官。
■a district of this type
巡回审判区
■a group of local Methodist Churches forming an administrative unit
卫理公会派组织
■a chain of theatres or cinemas under a single management
统一经营的连锁剧院（或影院）

verb

[with obj.]move all the way around (a place or thing)
绕（地点，事物）环行
the trains will follow the Northern line, circuiting the capital.
火车会绕首都沿北线行进。

语源

late Middle English: via Old French from Latin circuitus, from circuire, variant of circumire 'go round', from circum 'around' + ire 'go'

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