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单词 surveillance
释义 surveillance
 /seuhr vay"leuhns, -vayl"yeuhns/,  n.  
  1. a watch kept over a person, group, etc., esp. over a suspect, prisoner, or the like: The suspects were under police surveillance.
  2. supervision or superintendence.
 [1790-1800; < F, equiv. to surveill(er) to watch over (sur- SUR-1 + veiller < L vigilare to watch; see VIGIL) + -ance -ANCE]
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更新时间:2024/12/23 9:21:57