decrease 的英语意思
decreasedecrease1 /dɪˈkriːs/ verb [intransitive, transitive] 
查看全部语言翻译 to become less or go down to a lower level, or to make something do this减少；降低；或使某事物减少、降低 OPP increase: 
The number of people who have the disease has decreased significantly in recent years.近年来，患该疾病的人数已大幅减少。 They want to decrease their reliance on oil.他们希望减少对石油的依赖。decrease by Average house prices decreased by 13% last year.去年，平均房价下降了13%。decrease to By 1881, the population of Ireland had decreased to 5.2 million.到1881年，爱尔兰的人口已减少至520万。decrease from The North’s share of the world’s energy consumption is expected to decrease from 70% to 60%.北方国家在全球能源消耗中所占的份额预计将从70%降至60%。decrease in Attacks of asthma decrease in frequency through early adult life.哮喘发作的频率在成年初期会逐渐降低。GRAMMAR语法Decrease belongs to a group of verbs where the same noun can be the subject of the verb or its object.decrease 属于一类动词，同一名词既可作该动词的主语，也可作其宾语。• You can say: · They decreased the number of buses. In this sentence, ‘the number of buses’ is the object of decrease.• 可以说：· They decreased the number of buses.（他们减少了公交车的数量。）在该句中，"the number of buses"是 decrease 的宾语。• You can say: · The number of buses decreased. In this sentence, ‘the number of buses’ is the subject of decrease.Grammar guide ‒ VERBS• 可以说：· The number of buses decreased.（公交车的数量减少了。）在该句中，"the number of buses"是 decrease 的主语。语法指南 ‒ 动词COLLOCATIONS词语搭配adverbs副词significantly (=enough to be an important change)· Violent crime has significantly decreased over the last ten years.· 过去十年间，暴力犯罪明显减少。considerably/substantially (=a lot)· During this period unemployment decreased considerably.· 在此期间，失业率大幅下降。markedly (=very noticeably)· Aircraft collisions decreased markedly during the 1990s.· 20世纪90年代，飞机碰撞事故明显减少。rapidly (=very quickly)· Since then, elephant numbers have been decreasing rapidly.· 自那以后，大象数量一直在迅速减少。dramatically (=suddenly and a lot)· The survival rate decreases dramatically as the disease progresses.· 随着病情进展，存活率急剧下降。slightly (=a little)· Population levels actually began to slightly decrease five years ago.· 实际上，五年前人口水平就开始小幅下降了。steadily (=gradually and continuously)· The proportion of adult cigarette smokers has been steadily decreasing.· 成年烟民的比例一直在持续下降。THESAURUS同义词辨析decrease to become less in number or amount在数量或数额上减少: · The average rainfall has decreased by around 30 percent.· 平均降雨量减少了约30%。go down to decrease. Go down is less formal than decrease and is the usual word to use in conversation减少；降低。go down 比 decrease 更不正式，是日常对话中的常用词。: · Unemployment has gone down in the past few months.· 过去几个月，失业率有所下降。decline formal正式 to decrease – used with numbers or amounts, or about the level or standard of something减少；降低——用于数字、数量，或某事物的水平、标准: · The standard of living has declined.· 生活水平有所下降。· Support for the government is steadily declining.· 对政府的支持率正在持续下降。· Salaries have declined by around 4.5%.· 工资已下降约4.5%。diminish to become smaller or less important缩小或变得不那么重要: · Union membership diminished from 30,000 at its height to just 2,000 today.· 工会会员人数从鼎盛时期的3万人减少到如今的仅2000人。fall/drop to decrease, especially by a large amount. Fall and drop are less formal than decrease减少，尤指大幅减少。fall 和 drop 比 decrease 更不正式。: · The number of tigers in the wild has fallen to just over 10,000.· 野生老虎的数量已降至刚过1万头。· At night, the temperature drops to minus 20 degrees.· 夜间，气温降至零下20度。plunge /plʌndʒ//plummet /ˈplʌmət/ to suddenly decrease very quickly and by a very large amount骤然大幅下降: · Share prices have plummeted 29% in the last four months.· 过去四个月内，股价暴跌了29%。· Climate change could cause global temperatures to plummet.· 气候变化可能导致全球气温骤降。slide if a price or value slides, it gradually decreases in a way that causes problems – used especially in news reports若价格或价值 slide（下滑），则指以引发问题的方式逐渐降低——尤用于新闻报道: · The dollar fell in late trading in New York yesterday and slid further this morning.· 美元昨日在纽约尾盘下跌，今早进一步下滑。dwindle /ˈdwɪndl/ to gradually decrease until there is very little left of something, especially numbers or amounts, popularity, or importance逐渐减少，直至所剩无几——尤指数字、数量、人气或重要性: · Support for the theory is dwindling.· 对该理论的支持正在逐渐减少。taper off /ˈteɪpə $ -ər/ if a number or the amount of an activity that is happening tapers off, it gradually decreases, especially so that it stops completely若某数字或某项活动的规模 taper off（逐渐减少），则指缓慢减少，尤指最终完全停止: · Political violence tapered off after the elections.· 选举结束后，政治暴力逐渐平息。
查看全部语言翻译 to become less or go down to a lower level, or to make something do this减少；降低；或使某事物减少、降低 OPP increase: The number of people who have the disease has decreased significantly in recent years.近年来，患该疾病的人数已大幅减少。 They want to decrease their reliance on oil.他们希望减少对石油的依赖。decrease by Average house prices decreased by 13% last year.去年，平均房价下降了13%。decrease to By 1881, the population of Ireland had decreased to 5.2 million.到1881年，爱尔兰的人口已减少至520万。decrease from The North’s share of the world’s energy consumption is expected to decrease from 70% to 60%.北方国家在全球能源消耗中所占的份额预计将从70%降至60%。decrease in Attacks of asthma decrease in frequency through early adult life.哮喘发作的频率在成年初期会逐渐降低。GRAMMAR语法Decrease belongs to a group of verbs where the same noun can be the subject of the verb or its object.decrease 属于一类动词，同一名词既可作该动词的主语，也可作其宾语。• You can say: · They decreased the number of buses. In this sentence, ‘the number of buses’ is the object of decrease.• 可以说：· They decreased the number of buses.（他们减少了公交车的数量。）在该句中，"the number of buses"是 decrease 的宾语。• You can say: · The number of buses decreased. In this sentence, ‘the number of buses’ is the subject of decrease.Grammar guide ‒ VERBS• 可以说：· The number of buses decreased.（公交车的数量减少了。）在该句中，"the number of buses"是 decrease 的主语。语法指南 ‒ 动词COLLOCATIONS词语搭配adverbs副词significantly (=enough to be an important change)· Violent crime has significantly decreased over the last ten years.· 过去十年间，暴力犯罪明显减少。considerably/substantially (=a lot)· During this period unemployment decreased considerably.· 在此期间，失业率大幅下降。markedly (=very noticeably)· Aircraft collisions decreased markedly during the 1990s.· 20世纪90年代，飞机碰撞事故明显减少。rapidly (=very quickly)· Since then, elephant numbers have been decreasing rapidly.· 自那以后，大象数量一直在迅速减少。dramatically (=suddenly and a lot)· The survival rate decreases dramatically as the disease progresses.· 随着病情进展，存活率急剧下降。slightly (=a little)· Population levels actually began to slightly decrease five years ago.· 实际上，五年前人口水平就开始小幅下降了。steadily (=gradually and continuously)· The proportion of adult cigarette smokers has been steadily decreasing.· 成年烟民的比例一直在持续下降。THESAURUS同义词辨析decrease to become less in number or amount在数量或数额上减少: · The average rainfall has decreased by around 30 percent.· 平均降雨量减少了约30%。go down to decrease. Go down is less formal than decrease and is the usual word to use in conversation减少；降低。go down 比 decrease 更不正式，是日常对话中的常用词。: · Unemployment has gone down in the past few months.· 过去几个月，失业率有所下降。decline formal正式 to decrease – used with numbers or amounts, or about the level or standard of something减少；降低——用于数字、数量，或某事物的水平、标准: · The standard of living has declined.· 生活水平有所下降。· Support for the government is steadily declining.· 对政府的支持率正在持续下降。· Salaries have declined by around 4.5%.· 工资已下降约4.5%。diminish to become smaller or less important缩小或变得不那么重要: · Union membership diminished from 30,000 at its height to just 2,000 today.· 工会会员人数从鼎盛时期的3万人减少到如今的仅2000人。fall/drop to decrease, especially by a large amount. Fall and drop are less formal than decrease减少，尤指大幅减少。fall 和 drop 比 decrease 更不正式。: · The number of tigers in the wild has fallen to just over 10,000.· 野生老虎的数量已降至刚过1万头。· At night, the temperature drops to minus 20 degrees.· 夜间，气温降至零下20度。plunge /plʌndʒ//plummet /ˈplʌmət/ to suddenly decrease very quickly and by a very large amount骤然大幅下降: · Share prices have plummeted 29% in the last four months.· 过去四个月内，股价暴跌了29%。· Climate change could cause global temperatures to plummet.· 气候变化可能导致全球气温骤降。slide if a price or value slides, it gradually decreases in a way that causes problems – used especially in news reports若价格或价值 slide（下滑），则指以引发问题的方式逐渐降低——尤用于新闻报道: · The dollar fell in late trading in New York yesterday and slid further this morning.· 美元昨日在纽约尾盘下跌，今早进一步下滑。dwindle /ˈdwɪndl/ to gradually decrease until there is very little left of something, especially numbers or amounts, popularity, or importance逐渐减少，直至所剩无几——尤指数字、数量、人气或重要性: · Support for the theory is dwindling.· 对该理论的支持正在逐渐减少。taper off /ˈteɪpə $ -ər/ if a number or the amount of an activity that is happening tapers off, it gradually decreases, especially so that it stops completely若某数字或某项活动的规模 taper off（逐渐减少），则指缓慢减少，尤指最终完全停止: · Political violence tapered off after the elections.· 选举结束后，政治暴力逐渐平息。decreasedecrease2 /ˈdiːkriːs/ noun [countable, uncountable] the process of becoming less, or the amount by which something becomes less减少的过程，或某事物减少的幅度 OPP increase SYN reductiona decrease in something Teachers reported decreases in drug use and verbal abuse of teachers.教师反映，毒品使用和对教师的言语攻击均有所减少。a decrease of 50/5% etc There has been a decrease of 1 degree in average temperature.平均气温下降了1度。THESAURUS同义词辨析decrease used when the number, amount, or level of something becomes less than it used to be用于表示某事物的数量、数额或水平低于原来: · There has been a significant decrease in the number of deaths from lung cancer.· 肺癌死亡人数有了显著减少。· a 5% decrease in housing prices· 房价下降5%reduction used when the price, amount, or level of something is made lower用于表示某事物的价格、数额或水平被降低: · There will be further price reductions in the sales.· 打折季将有进一步的价格下调。· A small reduction in costs can mean a large increase in profits.· 成本的小幅降低可带来利润的大幅增加。cut used when a government or company reduces the price, amount, or level of something用于表示政府或公司降低某事物的价格、数额或水平: · a 1% cut in interest rates· 利率下调1%· tax cuts· 减税· It is possible that there will be further job cuts.· 可能还会有进一步的裁员。drop/fall used when the number, amount, or level of something goes down, especially by a large amount用于表示某事物的数量、数额、水平或标准下降，尤指大幅下降: · The figures showed a sharp fall in industrial output.· 数据显示工业产出急剧下滑。· There was a dramatic drop in temperature.· 气温出现大幅骤降。decline used when the number, amount, level, or standard of something goes down, especially gradually用于表示某事物的数量、数额、水平或标准下降，尤指逐渐下降: · During the 1970s, there was a gradual decline in the birthrate.· 20世纪70年代，出生率逐渐下降。· a decline in educational standards· 教育水平的下滑
the process of becoming less, or the amount by which something becomes less减少的过程，或某事物减少的幅度 OPP increase SYN reductiona decrease in something Teachers reported decreases in drug use and verbal abuse of teachers.教师反映，毒品使用和对教师的言语攻击均有所减少。a decrease of 50/5% etc There has been a decrease of 1 degree in average temperature.平均气温下降了1度。THESAURUS同义词辨析decrease used when the number, amount, or level of something becomes less than it used to be用于表示某事物的数量、数额或水平低于原来: · There has been a significant decrease in the number of deaths from lung cancer.· 肺癌死亡人数有了显著减少。· a 5% decrease in housing prices· 房价下降5%reduction used when the price, amount, or level of something is made lower用于表示某事物的价格、数额或水平被降低: · There will be further price reductions in the sales.· 打折季将有进一步的价格下调。· A small reduction in costs can mean a large increase in profits.· 成本的小幅降低可带来利润的大幅增加。cut used when a government or company reduces the price, amount, or level of something用于表示政府或公司降低某事物的价格、数额或水平: · a 1% cut in interest rates· 利率下调1%· tax cuts· 减税· It is possible that there will be further job cuts.· 可能还会有进一步的裁员。drop/fall used when the number, amount, or level of something goes down, especially by a large amount用于表示某事物的数量、数额、水平或标准下降，尤指大幅下降: · The figures showed a sharp fall in industrial output.· 数据显示工业产出急剧下滑。· There was a dramatic drop in temperature.· 气温出现大幅骤降。decline used when the number, amount, level, or standard of something goes down, especially gradually用于表示某事物的数量、数额、水平或标准下降，尤指逐渐下降: · During the 1970s, there was a gradual decline in the birthrate.· 20世纪70年代，出生率逐渐下降。· a decline in educational standards· 教育水平的下滑