n. an electrical device that provides a path for electrical current to flow
n. an established itinerary of venues or events that a particular group of people travel to
n. (law) a judicial division of a state or the United States (so-called because originally judges traveled and held court in different locations); one of the twelve groups of states in the United States that is covered by a particular circuit court of appeals
v. make a circuit
n. 电路, 环(行)道, 巡回
[计] 线路; 电路
1. The electrical circuit needs to be repaired.
这个电路需要修理。
2. She ran a circuit around the park every morning.
她每天早上在公园里跑一圈。
3. The circuit board is essential for the device to function.
电路板对设备的正常运作至关重要。