Surveillance

[sə'veɪl(ə)ns;-'veɪəns] or [sɝ'veləns]

解释:

(noun.) close observation of a person or group (usually by the police).

奥尔登录入--From WordNet

解释:

(n.) Oversight; watch; inspection; supervision.

录入:厄普顿

同义词及近义词：

n. [Fr.] Superintendence, inspection, oversight, supervision, care, charge, control, direction, management.

布兰登手打

解释:

n. a being vigilant or watchful: inspection.—adj. Surveill′ant.

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