closed-circuit

基本解釋

There has been criticism that, like metal detectors, many closed-circuit cameras don't work or go unmonitored.
有人批評(píng)說，如金屬探測(cè)器、許多閉路攝像機(jī)都不能正常工作或去監(jiān)測(cè)。
The demand for access to the sentencing were so high that two additional rooms were provided for defrauded investors, media and spectators to watch on closed-circuit television.
由于要求出席審判的人太多，以至于不得不額外提供兩個(gè)房間給受騙的投資人、媒體和觀眾去觀看閉路電視。
But on Monday, journalists previously barred from the court property were permitted to watch the final proceedings by closed-circuit television from a courtroom annex.
但周一時(shí)，此前被禁止踏入法院的記者獲準(zhǔn)來到法院七層的一間屋子，通過閉路電視收看宣判的情景。

Lead surgeon Dr.Antonio Alcaraz instructs fellow surgeons and students watching the procedure through closed-circuit television.

The use of automated closed-circuit surveillance cameras is proving effective in deterring urban street crime.
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Chen said he heard Meng make the pledge at a conference carried on closed-circuit television.
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A closed-circuit television or video system is one that operates within a limited area such as a building.