| 单词 | essential |
| 释义 | essential adjectiveverbs | adverb | preposition verbs➤appear, be, seem显得必要；必要；好像必要▸➤become变得必要◆it is becoming almost essential for students to have a second language.学生掌握第二语言几乎是必须的了。➤remain依然必要▸➤make sth使⋯必要◆increased competition makes it essential for the business to innovate.日益激烈的竞争使企业创新变得极为重要。➤consider sth, deem sth, find sth, regard sth as, see sth as, think sth认为⋯有必要；视⋯为必不可少◆do you consider these textbooks essential for the course?你认为这个课程必须采用这些教科书吗？adverb➤really, truly, very (name) 的确／确实／非常必要▸➤absolutely绝对必不可少▸➤almost, virtually几乎必不可少▸➤fairly相当必要➤clearly显然必要◆a printer is clearly essential to such a task.显然，这一工作必须要有一台打印机。➤equally同样必不可少◆diet is crucial; exercise is equally essential.饮食很关键，锻炼也同样必不可少。➤by no means绝非必要◆although useful, the accessories are by no means essential.尽管这些配件很有用，但并非必不可少。preposition➤for对⋯是必要的◆the skills essential for success成功的必备技巧➤to对于⋯不可缺少◆he believed that some form of religion was essential to human life.他认为宗教信仰对于人生不可或缺。essential adjective ➡ see also the entries for important and necessary另见 important 条和 necessary 条essential ♦︎ vital ♦︎ crucial ♦︎ critical ♦︎ decisive ♦︎ indispensable ♦︎ imperative ♦︎ pivotal ♦︎ of the essencethese words all describe sb/sth that is extremely important and completely necessary because a particular situation or activity depends on them.这些词均表示极其重要的、完全必要的。patterns and collocations 句型和搭配◆essential / vital / crucial / critical / decisive / indispensable / imperative / of the essence for sth◆essential / vital / crucial / critical / indispensable / pivotal to sth◆to be essential / vital / crucial / critical / imperative that...◆to be essential / vital / crucial / critical / imperative to do sth◆an essential / a vital / a crucial / a critical / a decisive / an indispensable / a pivotal part / factor◆an essential / a vital / a crucial / a critical / an indispensable ingredient / tool◆an essential / a vital / a crucial / a critical component◆essential / vital / crucial services◆the crucial / critical / decisive / pivotal moment◆to play an essential / a vital / a crucial / a critical / a decisive / a pivotal part / role in sth◆of vital / crucial / critical / decisive importance◆absolutely essential / vital / crucial / critical / decisive / indispensable / imperative / pivotal◆quite essential / vital / crucial / critical / decisive / indispensable■ essential extremely important and completely necessary, because without it sth cannot exist, be made or be successful极其重要的；完全必要的；必不可少的◆experience is essential for this job.对于这个工作，经验是非常重要的。◆money is not essential to happiness.金钱并非是幸福必不可少的条件。◆it is essential that you have some experience.你必须要有些经验，这很重要。◆it is essential to keep the two groups separate.将这两个组隔开是完全必要的。◆the museum is closed while essential repairs are being carried out.博物馆现正关闭以进行必要的修缮。opp inessential ⓘ inessential things are not necessary. * inessential 指不必要的◆inessential luxuries不必要的奢侈品 ➡ see also essential → need noun ■ vital /vaɪtl/ essential极其重要的；完全必要的；必不可少的◆bean sprouts contain many of the vitamins that are vital for health.豆芽含有多种对健康来说必不可少的维生素。◆good financial accounts are vital to the success of any enterprise.妥善的金融账目对任何企业的成功都至关重要。◆it is vital that you keep accurate records when you are self-employed.从事自雇工作的人要准确记录账目，这十分重要。◆the police play a vital role in our society.警察在我们的社会中起着极其重要的作用。▸ vitally adverb◆education is vitally important for the country's future.教育对国家的未来是极其重要的。note 辨析 essential or vital?there is no real difference in meaning between these words and they can be used with the same range of nouns and structures. however, there can be a slight difference in tone. essential is used to state a fact or opinion with authority. vital is often used when there is some anxiety felt about sth, or a need to persuade sb that a fact or opinion is true, right or important. vital is less often used in negative statements.这两个词在含义上没有实质差别，所搭配的名词和结构也相同，但是语气上略有差异。essential 指用权威的语气陈述事实或观点，vital 常用于表示有些焦虑的语气，或用于劝说某人相信一事实或观点是真实、正确或重要的。vital 不常用于否定句◆it was vital to show that he was not afraid.重要的是要表现出他毫不畏惧。◆money is not vital to happiness. ■ crucial /kruːʃl/ extremely important because a particular situation or activity depends on it至关重要的；关键的◆winning this contract is absolutely crucial to our long term success.赢得这份合同对我们的长期成功绝对是至关重要的。◆it is crucial that we get this right.我们把这个问题弄明白是极其重要的。◆he wasn't there at the crucial moment (= when he was needed most).紧要关头他却不在那里。▸ crucially adverb◆these things are all crucially important.这些事情全都极其重要。■ critical /krɪtɪkl/ crucial至关重要的；关键的◆price and availability are the critical factors that will determine product success.价格和购买是否便利都是决定产品成功的关键因素。◆if the temperature drops those critical two degrees, the engine will stop functioning.如果温度降低那关键的两度，发动机将停止运转。▸ critically adverb◆the next few days will be critically important to the president's election chances.今后的几天对总统选举的成败至关重要。note 辨析 crucial or critical?there is no real difference in meaning between these words and they can be used with the same range of nouns and structures. however, there is sometimes a slight difference in context. critical is often used in technical matters of business or science; crucial is often used to talk about matters that may cause anxiety or other emotions.这两个词在含义上没有实质差别，所搭配的名词和结构也相同，但是使用语境略有差异。critical 常用于商务或科学语境，crucial 常指可能引发焦虑或其他情感的事情。■ decisive /dɪsaɪsɪv/ of the greatest importance in affecting the final result of a particular situation决定性的；关键的◆gettysburg was the decisive battle of the civil war.葛底斯堡战役在美国内战史上具有决定性的意义。◆signing the treaty was a decisive step (= an important action that will change a situation) towards a cleaner environment.条约的签署是向更洁净的环境迈出的关键性一步。ⓘ decisive is not used simply to mean 'extremely important'. * decisive 不单单表示非常重要◆reducing levels of carbon dioxide in the atmosphere is of decisive importance. it is used when you are making a judgement that sb/sth was or will be the most important fact affecting the result of a particular past or future situation. * decisive 是指对过往或将来之事态发展结果具决定性影响的◆morrison scored the decisive goal in the 75th minute of the game.莫里森在比赛进行到 75 分钟时进球得了关键的一分。▸ decisively adverb◆the governing party is expected to win decisively in the elections.预计执政党将在大选中获得决定性的胜利。■ indispensable /ɪndɪspensəbl/ essential; too important to be without不可或缺的；必不可少的◆cars have become an indispensable part of our lives.汽车已经成为我们生活中必不可少的一部份。◆she made herself virtually indispensable to the department.她成功地让自己成了这个部门的中坚分子。opp dispensable ⓘ dispensable things are not necessary and can be got rid of. * dispensable 指不必要的、可有可无的◆they looked on music and art lessons as dispensable.他们觉得音乐课和艺术课可有可无。■ imperative /ɪmperətɪv/ [not usually before noun] (formal) extremely important and needing immediate attention or action重要紧急的；迫切的；急需处理的◆it is absolutely imperative that we finish by next week.我们的当务之急是在下周内把事情完成。■ pivotal /pɪvətl/ (rather formal, especially written) extremely important because a particular situation or activity depends on it关键性的；核心的◆the foreign secretary has played a pivotal role in european affairs.外交部长在欧洲事务中起到了关键性的作用。◆accountancy, law and economics are pivotal to a successful career in any financial services area.会计学、法学和经济学在任何金融服务领域都是事业成功的关键。ⓘ pivotal is used especially to describe the part that sb/sth plays in a particular situation; it is not used to describe items or actions that are just extremely important. * pivotal 尤指在某一情形下所起的关键性作用，不用于描述非常关键的事物或行为◆pivotal services/supplies/repairs ◆it is pivotal that we get this right. ■ of the essence -->idiom (rather informal) essential必不可少；非常重要◆in this situation time is of the essence (= we must do things as quickly as possible).在这种情况下，时间是关键。◆speed is of the essence when transporting casualties to hospital.运送伤者去医院时，速度至关重要。essentialextremely important and completely necessary, because without it sth cannot exist, be made or be successful极其重要的；完全必要的；必不可少的◆experience is essential for this job.对于这个工作，经验是非常重要的。◆money is not essential to happiness.金钱并非是幸福必不可少的条件。◆it is essential that you have some experience.你必须要有些经验，这很重要。◆it is essential to keep the two groups separate.将这两个组隔开是完全必要的。◆the museum is closed while essential repairs are being carried out.博物馆现正关闭以进行必要的修缮。opp inessential ⓘ inessential things are not necessary. * inessential 指不必要的◆inessential luxuries不必要的奢侈品 ➡ see also essential → need noun essential [only before noun] connected with the most important aspect or basic nature of sb/sth本质的；基本的；根本的◆the essential difference between sara and me is our attitude to money.我与萨拉的根本区别在于我们对金钱的态度。◆the essential character of the town has been destroyed by the new road.这个城镇的主要特色被这条新马路毁了。 ➡ see also essence → nature 1 , essentials → basics ▸ essentially adverb◆there are three essentially different ways of tackling the problem.解决这个问题有三种完全不同的方法。◆the pattern is essentially the same in all cases.这种模式在所有情况下基本相同。note 辨析 basic or essential? basic looks at things from a practical point of view, concentrating on what is important in order to do or understand sth. essential looks at things from a more philosophical point of view, considering the very nature of things and what makes them different from or similar to other things. * basic 指从实际的角度看问题，强调在操作或理解上的重点。essential 更多从哲学的角度看问题，强调事物的本质及其异于或相似于他者的特征。essential [countable, usually plural] something that you must have in a particular situation or in order to do a particular thing必不可少的东西；必需品◆i only had time to pack the bare essentials (= the most necessary things).我只来得及装上最基本的用品。◆the studio had all the essentials like heating and running water.工作室里备有基本设施，如暖气装置和自来水。ⓘ essentials are often described as bare or basic.常用 bare 或 basic 描述 essentials。 ➡ see also essential → essential adj. essential/ɪˈsenʃl ||; əˈsɛnʃəl/adj completely necessary; that you must have or do 基本的；必需的: ◇essential medical supplies 基本的医疗物资◇maths is essential for a career in computers. 做计算机这一行数学基础一定要好。◇it is essential that all school-leavers should have a qualification. 对于刚刚离开学校的年轻人来说，学历是非常重要的。 essential noun [c] [usu.pl] ◇food, and other essentials such as clothing and heating 食物和其他必需品，如衣服和暖气essentialsee ⇨ basic 1 ⇨ important 2 ⇨ need/necessary 3 es·sen·tial /ə`sɛnʃəl; ɪˈsenʃəl/adj 1. important and necessary 重要的; 必不可少的:◇+ for/to a balanced diet is essential for good health. 均衡的饮食对于健康至关重要。◇it is essential to do sth it is essential to check the oil level regularly. 必须定期检查油量。◇it is essential that it is essential that we don't give up. 我们决不可放弃。 2. the most basic and important 最基本的，最重要的:◇he failed to understand the essential difference between the two theories. 他未能理解这两个理论之间的主要区别。 ☞ essential |
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