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单词 θ88794
释义
the world > action or operation > safety > protection or defence > vigilance > keeping watch > [noun] > surveillance > specific type of (3)
suicide watch1929

the precautionary observation of a person, esp. one in prison or otherwise confined, considered at risk of taking his or her own life; an instance of…

stake-out1942

An act or period of surveillance of a place by police or investigative agents. Also transferred and attributive.

mass surveillance1955

the monitoring of, or collection of information about, the individuals in a large group of people, esp. an entire population or section of a…

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更新时间:2024/12/24 4:29:41