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 sth◆adequate security / protection / defence◆effective protection / defence◆to provide security / protection / defence / cover■securitysɪˈkjʊərəti; NAmEsəˈkjʊrəti [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] (ratherformal) 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) (NAmEdefense) [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 ⇨ explain2■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。