closed circuit television
英
美
closed circuit television的用法和樣例:
例句
用作名詞 (n.)
- There is a closed circuit television and hi-fi system in the room.
房內有閉路電視和高保真音響。
- In education,closed-circuit television makes it easy for a whole class to see everything a teacher demonstrates.
在教育方面,閉路電視能使全班同學易於看清教師所演示的一切。
closed circuit television的相關資料:
臨近單詞
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