DANGEROUS1 dangerous2 to be likely to be dangerous to people or things3 to be in a dangerous situation4 to do something that may hurt or kill you5 to put someone else in a dangerous situation6 danger of death or serious harmRELATED WORDSoppositeSAFEsee alsoRISKWARN1 dangerous 危险的，不安全的dangerous /ˈdeɪndʒərəs/ [adjective]someone or something that isdangerous is likely to cause death or serious harm 危险的，不安全的 Snow and ice are making driving conditions very dangerous. 雪和冰都会使驾车路况变得非常危险。 dangerous drugs such as heroin and crack 像海洛因及强效可卡因这类危险毒品 It's dangerous work but for men like Clement, summer firefighting is an important source of income. 夏季救火是一项危险的工作，但对于克莱门特这样的人来说却是一种重要的收入来源。highly/extremely dangerousvery dangerous 非常/极度危险 Police described the three escaped prisoners as highly dangerous. 警方说那三名逃犯是极为危险的人物。it is dangerous (for somebody) to do something The pilot says it's too dangerous to try to land the plane in this weather. 驾驶员说飞机在这种天气条件下降落太危险了。 It's too dangerous for the kids to play in the street. 小孩子在街上玩太危险了。dangerously [adverb] The plane was flying dangerously low. 这架飞机飞得这么低很危险。risky /ˈrɪski/ [adjective]if you do somethingrisky, it is easy to make a mistake that might cause death or serious harm - use this about things that you decide to do although you know they may be dangerous 危险的，有风险的〔用于指某事可能有危险，但你仍决定去做〕 He'll have to land the aircraft in a field. It's risky, but there's no alternative. 他不得不将飞机降落在一块田地上。那是很危险的，但他别无选择。 Personal insurance is expensive if you plan to take part in a risky sport such as parachuting. 如果你计划参加跳伞等危险的运动，人身保险就会很昂贵。risky to do something The State Department advised its employees that fighting near the borders made it too risky to leave the country. 美国国务院劝告其职员，边境上发生的战斗使出国变得十分危险。risky businesssomething you do that is risky 危险的事 the risky business of putting a space vehicle into orbit 把太空飞行器送入轨道的危险工作poisonous /ˈpɔɪzənəs/ [adjective]something that ispoisonous will make you ill or kill you if you swallow it or breathe it 有毒的 The boy died after eating poisonous berries. 那男孩子吃了有毒浆果之后死了。 Many of our rivers are full of poisonous chemicals. 我们的许多河流中充满了有毒化学物。highly poisonous Carbon monoxide is a highly poisonous gas. 一氧化碳是有剧毒的气体。hazardous /ˈhæzəʳdəs/ [adjective]especially writtenahazardous activity or journey is one that is dangerous. Hazardous chemicals or substances are dangerous - used especially on warning signs 【尤书面】有危险的〔行动或旅程〕；有害的〔化学物或物质〕〔尤用于警告牌上〕 All of us knew that the expedition was likely to be extremely hazardous. 我们大家都知道这次远征很有可能十分危险。 Being the President's bodyguard is obviously a hazardous occupation. 当总统的保镖显然是个危险的职业。 In 1820, a voyage to Australia was a hazardous undertaking. 在1820年，航海旅行去澳大利亚是件很危险的事。 Employees who were exposed to hazardous substances are now claiming compensation. 接触过危险物品的员工正在要求补偿。high-risk /ˌhaɪ ˈrɪsk◂/ [adjective only before noun]ahigh-risk job, situation, place, or type of behaviour is likely to be dangerous 高风险的，非常危险的〔工作、情况、地方或某种行为〕 A polio vaccine is recommended before travelling to high-risk areas. 建议去小儿麻痹症高发地区旅行之前，先要注射小儿麻痹症疫苗。 We are getting the message across to drug users that sharing needles is a high-risk behaviour. 我们向吸毒者宣传，合用注射针头是很危险的做法。treacherous /ˈtretʃərəs/ [adjective]places or conditions that aretreacherous are very dangerous for anyone who is walking, driving, climbing etc in them 〔地方或状况〕非常危险的；暗藏危险的 Strong winds and heavy rain are making driving conditions treacherous in some areas. 狂风暴雨使得有些地方对驾驶构成了危险。 There are treacherous underwater currents along this stretch of coast. 这一段海岸水下有危险的暗流。perilous /ˈperɪləs, ˈperələs/ [adjective]writtena perilous journey, situation etc is very dangerous - used especially in literature 【书面】〔旅行、情况等〕非常危险的〔尤用于文学作品〕 Refugees cross the rugged San Ysidro mountains, and it is always a perilous trip. 难民们翻越崎岖难行的圣伊西德罗山，那从来都是个危险旅程。 Blondin soon became famous as a rope-dancer. Nothing was too perilous for him to attempt. 布隆丁很快就成了著名的走钢丝艺人，没有什么危险他不敢尝试的。2 to be likely to be dangerous to people or things 对人或事有可能是危险的be a danger to somebody/something /biː ə ˈdeɪndʒəʳ tə somebody/something/to be likely to harm other people or things 对某人/某事物很危险 People who drink and drive are a danger to themselves and to others. 酒后驾车者对自己和他人的生命都构成危险。 The judge described Thomas as ‘a danger to the public’. 法官把托马斯形容为“一个对公众构成危险的人物”。 Extreme nationalism is the single greatest danger to peace in the modern world. 在当今世界上极端民族主义是对和平的最大威胁。pose a threat /ˌpəʊz ə ˈθret/ [verb phrase]formalif a situation or the existence of somethingposes a threat, it is dangerous to people 【正式】构成威胁 Supplies of food were so low that this posed a threat as serious as invasion. 食物奇缺，这一威胁如同遭到入侵一样严重。pose a threat to Chemicals in our drinking water could pose a serious threat to public health. 我们饮用水中所含的化学物会对大众的健康构成严重威胁。pose no threat Scientists feel that present levels of radiation pose no threat. 科学家们认为当前的辐射水平不会构成威胁。threaten /ˈθretn/ [transitive verb]if an activity or a problemthreatens something such as a place, animal, or way of life, it could cause it to no longer exist 〔活动或问题等〕威胁〔地方、动物或生活方式等的存在〕 Illegal hunting threatens the survival of the African elephant. 非法狩猎威胁着非洲象的生存。 By August, it was clear that the volcano could threaten the whole island. 至8月份形势已变得很明显：该火山可能对整座岛屿构成威胁。be a menace /biː ə ˈmens/ [verb phrase]someonewho is a menace behaves in a dangerous way, without thinking about the safety of other people 〔某人〕具有危害性 Drivers like that are a menace. They shouldn't be allowed on the road. 那样的驾驶员具有危害性，不应该让这种人在马路上开车。be a menace to We consider drug trafficking to be a menace to the security of our nation. 我们把贩毒视为对国家安全的一个祸害。be a hazard /biː ə ˈhæzəʳd/ [verb phrase]to be likely to kill people, cause accidents etc 是危险因素，是隐患；造成危害 Ice on the road is a major hazard at this time of the year. 道路结冰是每年这个时候主要的危害。be a hazard to The residents of Hollyhurst Road complained that cars parked there were a hazard to pedestrians. 霍利赫斯特路的居民抱怨说停在那里的汽车对行人是个威胁。be a fire/health/environmental etc hazard Garbage that is left uncollected becomes a serious health hazard. 未收集的垃圾对人们的健康构成严重危害。a fire risk/health risk /biː ə ˈfaɪəʳ ˌrɪsk, ˈhelθ ˌrɪsk/ [noun phrase]a situation or object that is likely to cause a fire or to damage people's health 火灾/健康隐患 Litter problems and a high fire risk mean that there is now restricted camping on the route. 垃圾问题以及很高的火灾危险使现时的沿路野营活动受到限制。 Cigarettes are acknowledged as a serious health risk and the main cause of lung cancer. 香烟被公认为是一种对健康的严重危害，也是导致肺癌的主要原因。death trap /ˈdeθ træp/ [countable noun]informalif a building, road, car etc is adeath-trap, it is very dangerous to enter or use, for example because it is in very bad condition, or is badly designed 【非正式】死亡陷阱〔指状况或设计十分糟糕，如危险的建筑、道路、车辆等〕 Fire-safety inspectors described the basement night-club as a death trap. 防火安全检查员说那家地下室夜总会是个死亡陷阱。 The ancient bridge was described as a potential death trap for the tourists that flock there. 据说这座古桥对聚集在桥上的游客来说是个死亡陷阱。3 to be in a dangerous situation 处于危险的情况be in danger /biː ɪn ˈdeɪndʒəʳ/ [verb phrase] Mr and Mrs Watkins are worried that their daughter may be in danger. 沃特金斯先生和太太担心女儿可能遇到了危险。be in danger of somethingbe in a situation when it is possible you may be killed or injured by something dangerous 有发生某事情的危险 Some of the children were in danger of starvation. 这些儿童中的一些人面临着挨饿的危险。somebody's life is in danger Even a small accident in these mountains can mean that your life is in danger. 在这群山上即使是一个小小的意外事故都可能会危及你的生命。be in grave/serious dangerbe in a very dangerous situation 处于极大的危险之中 The ship was in grave danger of being sunk by enemy aircraft. 这艘船被敌机击沉的危险性很大。be at risk /biː ət ˈrɪsk/ [verb phrase]if someoneis at risk, they are in a dangerous situation, especially because they are weak and are more likely to be harmed than other people 处于危险中〔尤因虚弱或易受攻击〕 Accidents in the home are extremely common, and elderly people are most at risk. 家庭意外极为常见，其中老年人的危险性最大。be at risk from The vaccine is available for those who are most at risk from the flu epidemic. 为那些最易患上流行性感冒的人提供了疫苗。be at risk of (doing) something The hospital refused to move her, implying she was still at risk of committing suicide. 医院拒绝送她走，并暗示说她仍有自杀的危险。be in trouble /biː ɪn ˈtrʌbəl/ [verb phrase]to be in a dangerous and difficult situation, especially because of an unexpected problem 处于困境中，遇到麻烦〔尤因出乎意料的问题〕 Scott said nothing, but I knew from his face that we were in trouble. 斯科特什么都没说，但从他的表情我看得出我们遇到了麻烦。be in serious trouble It was clear from the storm reports that the fishing boat must be in serious trouble. 从风暴报道可清楚知道渔船的处境肯定极其危险。be in peril /biː ɪn ˈperl/ [verb phrase]to be in a dangerous situation - used especially in literature 处境危险〔尤用于文学作品〕be in great/grave perilbe in serious danger 处于极大的危险 It soon became clear that the ship was in grave peril. 情况很快就清楚了，那艘船处境极其危险。put somebody/something in peril Anything that slows down the operation, immediately puts the patient in peril. 任何延误手术的事都会立刻将此病人置于危险之中。4 to do something that may hurt or kill you 做可能伤害你或导致你死亡的事risk your life /ˌrɪsk jɔːʳ ˈlaɪf/ [verb phrase]to do something very dangerous, especially in order to help someone, when you know that you may get killed because of your action 冒生命危险〔尤指为帮助别人〕 Every day firefighters risk their lives in the course of their duty. 消防队员每天在执行任务的过程中都冒着生命危险。risk your life to do something She risked her life to save the drowning child. 她冒着生命危险去救那名落水儿童。at your own risk /ət jɔːr ˌəʊn ˈrɪsk/ [adverb]if you do somethingat your own risk, you must accept that it is dangerous and that it is your own fault if you are injured or killed 责任自负，后果自负 Anyone who swims in this part of the river does it at their own risk. 在此河段游泳者后果自负。risk your neck /ˌrɪsk jɔːʳ ˈnek/ [verb phrase]informalto do something very dangerous in order to help someone - use this especially when you think the action is unnecessary 【非正式】冒生命危险，冒极大危险〔帮助别人，尤指在你看来没有必要〕 Don't do it. It's not worth risking your neck. 别去干。这事不值得你去冒生命危险。risk your neck to do something ‘Come back!’ Ned shouted. ‘You can't risk your neck to save a dog!’ “回来！”内德大声喊道，“别为了救一只狗去冒生命危险。〕〕play with fire /ˌpleɪ wɪð ˈfaɪəʳ/ [verb phrase]to do something that could have a very dangerous or harmful result 冒极大风险，玩火 Failure to stick to the safety rules is simply playing with fire. 不按安全规章行事简直就是在玩火。 These men are criminals. If you get involved with them, you'll be playing with fire. 这些家伙都是罪犯。你要跟他们混简直是找死。take your life in your hands /ˌteɪk jɔːʳ ˌlaɪf ɪn jɔːʳ ˈhændz/ [verb phrase]informalto put yourself in a situation in which you may get killed, especially when it is a situation which you cannot control 【非正式】冒生命危险 The teenager took his life in his hands in trying to avoid being caught by police. 这少年冒死设法躲避警察的抓捕。 You'll be taking your life in your hands if you let Eric drive you home! 如果你让埃里克开车送你回家，那可是在拿生命冒险了！dice with death /ˌdaɪs wɪð ˈdeθ/ [verb phrase]to deliberately do something that is so dangerous that you may easily get killed, especially when you do it for excitement 〔尤指为了寻求刺激而〕玩命 When young people experiment with drugs, they're dicing with death. 年轻人尝试吸毒就等于在玩命。at your peril /ət jɔːʳ ˈperl/ [adverb]formalif you warn someone that they do somethingat their peril, you mean that it would be very dangerous for them to do it 【正式】自担风险，冒险〔用于告诫〕 Any climber who neglects these simple precautions does so at their peril. 攀登者若是忽视这些简单的安全措施，自己承担风险。 Ignore this warning at your peril. 无视此警告，后果自负。5 to put someone else in a dangerous situation 使他人处于危险境地endanger /ɪnˈdeɪndʒəʳ/ [transitive verb]formalendanger someone's life/health/safety etcto put someone in a dangerous situation that would badly affect their health, safety etc 【正式】危及某人的生命/健康/安全等 Smoking during pregnancy endangers your baby's health. 怀孕期间吸烟会危及婴儿的健康。 The city authorities complained that low-flying aircraft were endangering public safety. 市政府不满低空飞行的飞机危及公众安全。 Any raid or rescue operation would endanger the lives of the hostages. 任何突击或营救行动都将危及人质的生命安全。put somebody's life at risk /ˌpʊt somebodyˈs ˈlaɪf ət ˌrɪsk/ [verb phrase]to put someone in a dangerous situation in which they could be killed, especially by not obeying safety rules 使某人的生命受到威胁〔尤指因没有遵守安全规则〕 If an ambulance crew goes on strike, it is putting people's lives at risk. 假如救护车工作人员罢工，那就是把病人的生命置于危险境地。 By not dealing with the problem of radioactive waste, we are putting the lives of future generations at risk. 我们不处理放射性废弃物的问题，就等于把子孙后代的生命置于险境而不顾。6 danger of death or serious harm 死亡或严重伤害的危险danger /ˈdeɪndʒəʳ/ [countable noun usually plural]the possibility that someone or something will be harmed or killed 危险 Danger! Keep out. 危险！别靠近。 I stood at the side of the road and waved my arms to warn other drivers of the danger. 我站在路旁挥动双臂，警告其他驾驶员有危险。danger of The organization ran a national campaign about the dangers of cigarettes and other tobacco products. 该组织进行了一场全国的活动，宣传香烟及其他烟草产品的危害。risk /rɪsk/ [countable/uncountable noun]the possibility of serious harm if you do something dangerous - use this especially when you want to say how great the possibility is 危险性，风险〔尤用于指你想说那有多大的可能性〕 How much risk is there with this kind of operation? 这种手术的危险性有多大？ A lot of children start smoking without realizing what the risks are. 许多孩子不知道吸烟的危害就吸起烟来。risk of What exactly is the risk of an ordinary aircraft crashing? 一架普通的飞机失事的危险性到底有多大？high/low risk There is a high risk of injury in contact sports such as rugby. 像英式橄榄球这样的身体接触性运动受伤的危险性很高。 It is possible to get malaria in this area, but the risk is pretty low. 在这个地区得疟疾的可能性是有的，但风险很低。reduce/increase the risk Wearing a seatbelt can reduce the risk of serious injury. 系上安全带可以减少受重伤的危险。risk to/for The disease affects cats but there is no risk to humans. 这种病会使猫受感染，但对人却没有危险。carry a risk Many of these beaches are not clean, and they carry a high risk of viral infection for swimmers. 这些沙滩中有许多是不清洁的，游泳者受病毒感染的风险很高。hazard /ˈhæzəʳd/ [countable noun]something that may be dangerous, cause accidents etc 危险；危害 Flashing signs on the motorway warn drivers of hazards ahead. 高速公路上的闪光信号灯警告司机前方有危险。hazard of Despite the hazards of working 50 storeys above the ground, my grandfather loved his job. 在离地面50层楼高的地方工作尽管有危险，我爷爷仍然热爱他的工作。present/represent a hazard (to somebody) Steep stairs can present a particular hazard to older people. 陡直的楼梯对老年人是特别危险的。peril /ˈperɪl, ˈperəl/ [countable noun usually plural]something that can cause danger, especially during a journey - used especially in literature 〔尤指旅途中的〕险事，险情〔尤用于文学作品〕 None of us who set off on that calm September morning could have foreseen the perils that lay ahead. 在9月里那个平静的早晨出发时，我们当中没有人能预料到前方的危险。peril of the perils of a life at sea 海上生活的种种危险