专四词汇辨析题 词汇精选：hazard的用法和辨析

词汇精选：hazard的用法和辨析  

一、详细释义：,n.,危险；公害,例句：,The magnitude of the hazard from fallout will then be far less than if the explosion was a surface burst.,这时沉降的危险性就比表面爆炸条件下小得多。,例句：,Extreme winter cold is the main hazard in this area.,冬季极端低温是本区主要的危险。,意外事件，偶然之事；机会,例句：,By hazard, he came to know her and fell in love with her.,偶然地，他认识了她并坠入爱河。,例句：,She found the new element by hazard.,一个偶然之事让她发现了新元素。,未加思考的事，事故,例句：,The car accident was an unforeseen hazard.,这场车祸是一次谁都没有预见的事故。,例句：,Mine hazards happen quite frequently in China.,矿难事故在中国频发。,冒险的事；孤注一掷，赌注,v.,冒…的风险；使处于危险 [T],例句：,Rock-climbers sometimes hazard their lives.,攀登岩石者有时要冒生命危险。,例句：,Just so the tourists could see the sea lions up close, the captain needlessly hazarded his ship.,只是为了游客们能够近距离观察海狮，船长毫无必要的使他的船处于危险中。,冒险做，赌（钱） [T],例句：,I'll hazard a dollar on the bingo game.,我在这局宾果游戏上赌一元钱。,例句：,His friend asked him to hazard a small sum in a business venture.,他的朋友请求他出一小笔钱冒险投资一项商业项目。,二、词义辨析：,danger,risk,hazard,menace,peril,threat,这些名词均含有“危险、威胁”之意。danger含义广，普通用词，指能够造成伤害、损害或不利的任何情况。risk指有可能发生的危险，尤指主动进行某种活动或去碰运气而冒的危险。hazard比risk正式，多指偶然发生的或无法控制的危险，常含较严重或有一定风险的意味。menace所指的危险性最严重，表示使用暴力或造成破坏性的可能。peril指迫在眉睫很有可能发生的严重危险。threat普通用词，语气弱于menace，指任何公开侵犯对方的言行，给对方构成危险或威胁。,三、词义辨析：,venture,chance,dare,hazard,risk,这些动词均含有“敢于冒险”之意。venture指冒风险试一试，或指有礼貌的反抗或反对。chance指碰运气、冒风险试试。dare可与venture换用，但语气较强，着重挑战或违抗。hazard主要指冒险作出某个选择，隐含碰运气意味。risk指不顾个人安危去干某事，侧重主动承担风险。,四、相关短语：,health hazard,健康危害,moral hazard,由于投保人可能不可靠所冒的风险,occupational hazard,n. 职业病,一、参考例句：,Rock-climbers sometimes hazard their lives.,攀登岩石者有时要冒生命危险。,This is moral hazard made visible.,这是可见的道德风险。,Balloon ascents overe this hazard with ease.,升空的气球能轻而易举地克服这一困难。,Wet roads are a hazard to drivers.,道路溼滑会对司机构成危险。,Overwork is a hazard to health.,过度工作有害健康。,Smoking in bed is a fire hazard.,在牀上抽菸会引起发生火灾的危险。,There is no hazard from drift.,漂流没有危险。,Getting injured is an occupational hazard of the sport.,受伤是体育运动中存在的一种职业风险。,He had put his own life in hazard.,他是在拿自己的生命来冒险。,He had put his own life in hazard.,他是在拿自己的生命来冒险。