closed-circuit television (CCTV)
英
美
closed-circuit television (CCTV)的用法和样例:
例句
- There is a closed circuit television and hi-fi system in the room.
房内有闭路电视和高保真音响。
- Similar CCTV cameras are being planned for other open highways and major public transport interchanges.
此外,当局正计划在其他露天公路及主要公共交通交汇处,安装同类型的闭路电视摄影机。