late 14c., "a going around; a line going around," from Old French circuit (14c.) "a circuit; a journey (around something)," from Latin circuitus "a going around," from stem of circuire, circumire "go around," from circum "round" (see circum-) + ire "to go" (see ion). Electrical sense is from 1746. Of judicial assignments, from 1570s; of venues for itinerant entertainers, from 1834. Circuit breaker is recorded from 1874. Related: Circuital.
circuit (v.)
"to go around," early 15c., from circuit (n.). Related: Circuited; circuiting.
实用例句
1. He was just starting to become known on the cabaret circuit.
他在卡巴莱歌舞表演圈中刚刚开始有点名气。来自柯林斯例句
2. There is an internal circuit breaker to protect the instrument from overload.
内置有断路器，防止设备过载。来自柯林斯例句
3. There's a closed-circuit television camera in the reception area.
接待处有一个闭路电视摄像头。来自柯林斯例句
4. The approach was intended to short-circuit normal complaints procedures.
这种方法旨在避开正常的投诉程序。来自柯林斯例句
5. The fire was started by an electrical short-circuit.
