cir·cuit

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【词性】：n．

【释义】：

❶ 环行，巡回：The earth makes its circuit of the sun．地球绕太阳而转．make a circuit of环行一周，巡视一周，巡回，巡视．❷ 巡回区，巡回路线：The mobile troupes travel over regular circuits．这些巡回演出队按一定路线进行巡回演出．❸ 演出网，放映网．❹ 电路：an integrated circuit 集成电路．a short circuit 短路．a circuit breaker断路器．