closed-circuit television monitor的意思|示意
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闭路电视监察器
closed-circuit television monitor的网络常见释义
闭路电视监察器 ...circuit television 闭路电视 ; 有线电视 ; 闭路电视监控系统 ; 闭路式电视 closed-circuit television monitor 闭路电视监察器 CCTV Closed-Circuit TeleVision 闭路电视 ..