| 单词 | surveillance |
| 释义 | surveillanceWord family verbsurveilnounsurveillantsurveillance sur·veil·lance /səˈveɪləns $ sər-/ noun [uncountableU] 1 WATCHwhen the police, army etc watch a person or place carefully because they may be connected with criminal activities 〔对可疑的人或场所的〕监视，盯梢 surveillance of 24-hour surveillance of the building 对大楼的 24 小时监视 under surveillance They were under constant close surveillance day and night. 他们日夜不间断地受到严密监视。 The suspects were kept under surveillance. 嫌疑犯受到监视。 electronic surveillance equipment 电子监控设备 2 when one country watches the military activities of another country to see what they are planning to do 监视，侦察〔指一个国家监视另一个国家的军事行动来判断其动向〕 a surveillance mission 侦察任务 surveillance aircraft 侦察机 3 when doctors, health departments etc watch an ill person or watch the development of a disease in a population 监视，监察 〔病人情况或某一疾病在人群中的发展〕 under surveillance Diane was placed under psychiatric surveillance. 黛安娜被安排接受精神病科观察。 Examples from the Corpus surveillance• These cancer surveillance programmes are now widely implemented despite not having been subjected to clinical trial.• Patients with increased oesophageal alkalinisation require careful surveillance because of their increased likelihood of developing complications.• The terrorists had been kept under constant surveillance by our officers.• Banks are installing surveillance cameras to prevent robberies.• Military intelligence maintained its surveillance of black organizational activity to determine the extent of black radicalism.• Police surveillance has prevented us contacting your sister-in-law.• It was reported that the agreement covered missile systems, light armoured vehicles and sea surveillance aircraft.• Television surveillance in public areas should help to make housing developments safer.• This patient was the only case of cancer detected by the surveillance programme.• The men had been under surveillance by customs officers for some time before their arrest.• And even this unobtrusive surveillance might be only a part of her fantasy. kept under surveillance• The suspects were kept under surveillance. (1800-1900) French surveiller “to watch over”, from sur- ( → SURCHARGE) + veiller “to watch” (from Latin vigil; → VIGIL) |
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