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TOEFL BNC: 632 COCA: 661
security noun
security (airport security) safety (job security)
security

noun

security ♦︎ protection ♦︎ defence ♦︎ coverThese are all words for a situation where sb/sth is protected by sb/sth. 这些词均表示保护、防御、掩护。PATTERNS AND COLLOCATIONS 句型和搭配protection / defence from / of / against sthadequate security / protection / defenceeffective protection / defenceto provide security / protection / defence / cover security sɪˈkjʊərəti; NAmE səˈkjʊrəti [uncountable] the activities involved in protecting a country, building or person against attack or danger 保护措施;安全工作The incident has provoked calls to tighten airport security.该事件引发了加强机场安全措施的呼声。The government claimed that the organization posed a threat to national security (= the defence of a country).政府声称该组织对国家安全构成了威胁。The visit took place amidst tight security (= the use of many police officers).访问是在戒备森严的情况下进行的。The demonstrations were brutally broken up by the security forces (= the police, army, etc.).游行示威遭到安保部队的粗暴制止。Investigations are continuing into a security alert in the city yesterday.对昨天在该市发出安全警报一事的调查仍在进行中。 see also secure protect protection [uncountable] (rather formal) the act of protecting sb/sth against injury, damage, attack, danger or being used in the wrong way; the state of being protected in this way 保护;防卫Remember to bring clothes that provide adequate protection against the wind and rain.记着带上足以遮风挡雨的衣服。He asked to be put under police protection.他请求警方保护。She acknowledged that much work needs to be done to improve data protection laws.她承认在完善数据保护法规方面还有许多工作要做。 see also protect protect , protective protective defence (BrE) (NAmE defense) [uncountable] the act of protecting sb/sth against attack or criticism 防御;保护;保卫He paid tribute to all those who had died in defence of their country.他高度赞扬了所有为保卫祖国而献身的人。What points can be raised in defence of this argument?能提出什么论点来为这种说法辩护呢?When her brother was criticized she leapt to his defence.她的弟弟受到批评时,她马上跳出来袒护他。He has shown courage in coming to the defence of the embattled president.在保护处境艰难的总统时,他表现得十分勇敢。 Self-defence is the act of doing or saying sth to protect yourself when you are being attacked or criticized. * self-defence指在遭到攻击或批评时以行动或言辞来保护自己的行为The man later told police that he was acting in self-defence.后来那人对警察说他当时是在自卫。 see also defend explain 2 cover [uncountable] support and protection that is provided when sb is attacking or in danger of being attacked 掩护;防护The ships needed air cover (= protection by military planes) once they reached enemy waters.这些船只一旦进入敌方水域就需要空中掩护。

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