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essential

英 [ɪˈsenʃl]

美 [ɪˈsenʃl]

adj.  完全必要的; 必不可少的; 极其重要的; 本质的; 基本的; 根本的
n.  必不可少的东西; 必需品; 要点; 要素; 实质

复数：essentials　

CET4CET6考研TOEFLIELTSGRETEM4TEM8计算机

Oxford 3000 / Collins.4 / BNC.1155 / COCA.1949

同义词辨析

essentialbasiccentralchiefcrucialimportantmain【导航词义：主要的，重要的】

essentialadj. 必要的，重要的，基本的
〔辨析〕
语气较强，强调极其重要、必不可少的，暗含某物如缺少某部分，则失去其本质特征的意味。
〔例证〕
Water and food are essential to life.
水和食物对生命是必不可少的。
Her most essential quality is kindness.
她最重要的品质是善良。
basicadj. 基本的，主要的
〔辨析〕
指构成事物最重要、最根本部分的。
〔例证〕
the basic research/rule
基础研究/基本法规
He began to learn the basic principles of chemistry.
他开始学习基本化学原理。
The basic principles must be preserved.
这些基本原则必须保留。
centraladj. 重要的，主要的
〔辨析〕
强调相比较而言更重要或更有影响力的。
〔例证〕
a central figure/idea/role
主要人物/中心观点/重要角色
She played a central role in the debate.
她在辩论中起到了重要作用。
chiefadj. 最重要的，主要的，首席的
〔辨析〕
强调最重要的或等级最高的，只作定语。
〔例证〕
a chief engineer/judge
总工程师/审判长
The chief difficulty of this project lies in lack of funds.
这个项目的主要困难在于缺少资金。
crucialadj. 决定性的，关键的
〔辨析〕
指处于某一重要转折点的，强调某事物非常重要，是其他事物依赖的对象。
〔例证〕
This new policy is crucial to economic development.
这项新政策对经济发展至关重要。
The work of teachers is crucial in spreading knowledge.
教师的工作对知识的传播起着关键性的作用。
Their support was crucial to the project's success.
他们的支持对项目的成功至关重要。
Negotiations are now at a crucial stage.
目前，谈判正处于关键阶段。
importantadj. 重要的，重大的
〔辨析〕
普通用词，指人有权威、有影响力的，或指事物意义重大、有价值的。
〔例证〕
She is obviously an important person.
她显然是个举足轻重的人。
It was one of the most important decisions ever made.
这是所作出的最重大的决定之一。
mainadj. 主要的，最重要的
〔辨析〕
普通用词，多指同类事物中最大、最重要的。
〔例证〕
the main force/problem/road/street
主力军/主要问题/主干道/主要街道
She took down the main points of the speech.
她把演讲的要点记了下来。
Snails would, of course, be the main dish.
蜗牛当然会是道主菜。

牛津词典

    adj.

    • 完全必要的；必不可少的；极其重要的
      completely necessary; extremely important in a particular situation or for a particular activity
      1. an essential part/ingredient/component of sth
        某事物必不可少的一部分 / 成分 / 组成部分
      2. Money is not essential to happiness.
        金钱对于幸福并非必不可少。
      3. Experience is essential for this job.
        对于这个工作，经验是非常重要的。
      4. essential services such as gas, water and electricity
        诸如燃气、水、电等必不可少的设施
      5. The museum is closed while essential repairs are being carried out.
        博物馆正在进行大修，在此期间暂停开放。
      6. It is essential to keep the two groups separate.
        将这两组隔开是完全必要的。
      7. It is essential that you have some experience.
        你必须得有些经验。
      8. Even in small companies, computers are an essential tool.
        即使在小公司里，计算机也是必不可少的工具。
    • 本质的；基本的；根本的
      connected with the most important aspect or basic nature of sb/sth
      1. The essential difference between Sara and me is in our attitude to money.
        我与萨拉的根本区别在于我们对金钱的态度。
      2. 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公路毁了。

    noun

    • 必不可少的东西；必需品
      something that is needed in a particular situation or in order to do a particular thing
      1. 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。
      2. 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。
    • 要点；要素；实质
      an important basic fact or piece of knowledge about a subject
      1. the essentials of English grammar
        英语语法基础

    柯林斯词典

    • ADJ-GRADED 绝对必要的;必不可少的;基本的
      Something that isessentialis extremely important or absolutely necessary to a particular subject, situation, or activity.
      1. It was absolutely essential to separate crops from the areas that animals used as pasture...
        将庄稼和放牧区分开绝对必要。
      2. As they must also sprint over short distances, speed is essential...
        由于他们也必须进行短跑，因此速度至关重要。
      3. Jordan promised to trim the city budget without cutting essential services.
        乔丹承诺在不减少基本服务的前提下，缩减市政预算。
    • N-COUNT 必需品;不可或缺之物
      Theessentialsare the things that are absolutely necessary for the situation you are in or for the task you are doing.
      1. The flat contained the basic essentials for bachelor life.
        那套公寓配有单身生活的基本必需品。
    • ADJ-GRADED 基本的;本质的；根本的
      Theessentialaspects of something are its most basic or important aspects.
      1. Most authorities agree that play is an essential part of a child's development...
        大多数权威人士都同意，玩耍在孩子成长过程中起着非常重要的作用。
      2. In this trial two essential elements must be proven: motive and opportunity.
        在这次审讯中，必须证明两个基本因素：动机和时机。
    • N-PLURAL （某学科的）基础，基本知识
      Theessentialsare the most important principles, ideas, or facts of a particular subject.
      1. ...the essentials of everyday life, such as eating and exercise...
        饮食、锻炼等日常生活的要素
      2. This has stripped the contest down to its essentials.
        这就使比赛精简到最基本的环节。
      3. ...the bare essentials.
        最简单的基本知识

    英英释义

    noun

    • anything indispensable
      1. food and shelter are necessities of life
      2. the essentials of the good life
      3. allow farmers to buy their requirements under favorable conditions
      4. a place where the requisites of water fuel and fodder can be obtained
      Synonym:necessityrequirementrequisitenecessary

    adj

    • defining rights and duties as opposed to giving the rules by which rights and duties are established
      1. substantive law
      Synonym:substantive
    • basic and fundamental
      1. the essential feature
    • of the greatest importance
      1. the all-important subject of disarmament
      2. crucial information
      3. in chess cool nerves are of the essence
      Synonym:all-important(a)all important(p)crucialof the essence(p)
    • absolutely necessary
      1. essential tools and materials
      2. funds essential to the completion of the project
      3. an indispensable worker
      Synonym:indispensable
    • being or relating to or containing the essence of a plant etc
      1. essential oil

    双语例句

    • As they must also sprint over short distances, speed is essential
      由于他们也必须进行短跑，因此速度至关重要。
    • 'Aromatherapy oils' are not pure essential oils but dilutions.
      “香薰精油”并非纯精油，而是经过稀释的。
    • Most authorities agree that play is an essential part of a child's development
      大多数权威人士都同意，玩耍在孩子成长过程中起着非常重要的作用。
    • The flat contained the basic essentials for bachelor life.
      那套公寓配有单身生活的基本必需品。
    • In this trial two essential elements must be proven: motive and opportunity.
      在这次审讯中，必须证明两个基本因素：动机和时机。
    • To help provide essential nourishment, we've put together these nutritious drinks.
      为了帮助提供必要的营养，我们调配了这些营养饮料。
    • An affordable nursery education service is an essential basic amenity.
      人们能负担得起的幼儿园教育是一项基本的社会福利。
    • It is essential that your diet is varied and balanced
      关键是你的饮食要多样化，并保持均衡。
    • Never put any essential oils near the eyes. They are very strong and could sting
      千万不要将任何精油抹到眼睛周围。它们有很强的刺激性，可能会使眼睛产生刺痛感。
    • French and German were deemed essential
      法语和德语被认为是必不可少的。

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