circuitaladj.线路的(循环的)circuitn.巡回；线路；环形；电路；回路v.巡回；绕 ... 环形circuit breaker leap跳跃circuit power factor电路功率因数circuit holding time电路保持时间circuit construction电路结构circuit conditioning线路调整circuit compensation电路补偿circuit trial system巡回审判制度circuit board tester电路测试仪circuit-base plate回路底板circuit optimization电路优化