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rational

英 [ˈræʃnəl]

美 [ˈræʃnəl]

adj.  合理的; 理性的; 明智的; 理智的; 清醒的
n.  合理的事物; [数]有理数; 懂道理的人; 人类; 〈英〉合理的服装

CET4CET6考研TOEFLIELTSGRETEM4TEM8

Collins.2 / BNC.3243 / COCA.4481

同义词辨析

rationalreasonablesensible【导航词义：合理的】

rationaladj. 合理的，理智的
〔辨析〕
指想法、决定等基于理性判断的，也指人能冷静思考的。
〔例证〕
The project leader needs to be fully informed so he can make a rational decision.
项目负责人需要充分了解之后才可以作出合理的决定。
What he said sounds like a rational explanation.
他说的话听起来像是合理的解释。
She looks more rational now.
她现在看上去更加理智了。
reasonableadj. 有道理的，合情理的
〔辨析〕
指说法、请求、问题、报价等合情合理的，侧重公平性和合理性。
〔例证〕
Reasonable requests won't be turned down.
合情合理的请求是不会被拒绝的。
Don't you think it is a perfectly reasonable question?
你不认为这个问题问得很有道理吗？
She made us a reasonable offer for the house.
她给我们开出的房价公平合理。
sensibleadj. 明智的，合理的
〔辨析〕
指人及行为合理、务实且表现出良好判断力的。
〔例证〕
What I need is sensible advice rather than useless complaints.
我需要的是合理的建议而不是无用的抱怨。
It is sensible to keep a good relationship with your roommates.
和室友保持良好关系是明智的。

牛津词典

    adj.

    • 合理的；理性的；明智的
      based on reason rather than emotions
      1. a rational argument/choice/decision
        合理的论点 / 选择 / 决定
      2. rational analysis/thought
        有道理的分析 / 思考
      3. There is no rational explanation for his actions.
        对他的所作所为无法作出合理的解释。
    • 理智的；清醒的
      able to think clearly and make decisions based on reason rather than emotions
      1. No rational person would ever behave like that.
        有头脑的人都不会这样做。

    柯林斯词典

    • ADJ-GRADED 理性的;合理的
      Rationaldecisions and thoughts are based on reason rather than on emotion.
      1. He's asking you to look at both sides of the case and come to a rational decision...
        他是要求你看到问题的两面后再作出理性的决定。
      2. Mary was able to short-circuit her stress response by keeping her thoughts calm and rational.
        玛丽能够保持头脑清醒理智，因而迅速做出反应。
    • ADJ-GRADED 理性的;理智的
      Arationalperson is someone who is sensible and is able to make decisions based on intelligent thinking rather than on emotion.
      1. Did he come across as a sane rational person?...
        他看起来是一个正常而理智的人吗？
      2. Rachel looked calmer and more rational now.
        雷切尔现在看上去更加平静、更加理智了。

    英英释义

    noun

    adj

    • having its source in or being guided by the intellect (as distinguished from experience or emotion)
      1. a rational analysis
    • of or associated with or requiring the use of the mind
      1. intellectual problems
      2. the triumph of the rational over the animal side of man
      Synonym:intellectualnoetic
    • consistent with or based on or using reason
      1. rational behavior
      2. a process of rational inference
      3. rational thought
    • capable of being expressed as a quotient of integers
      1. rational numbers

    双语例句

    • He's asking you to look at both sides of the case and come to a rational decision
      他是要求你看到问题的两面后再作出理性的决定。
    • She was of a rational turn of mind.
      她是个理性的人。
    • Ideas about "rational" economic man are being overturned by new ones from a discipline called behavioural economics.
      有关理性经济人的思想就正在被一个新兴的、名为行为经济学的学科给推翻。
    • The alphabet might be more rational if all the vowels came first
      如果把所有的元音列在前面，字母表可能会更为合理一些。
    • Mary was able to short-circuit her stress response by keeping her thoughts calm and rational.
      玛丽能够保持头脑清醒理智，因而迅速做出反应。
    • Priestley's rational outlook in science carried over to religion
      普里斯特利在科学上的理性世界观延伸到了宗教思想上。
    • When you're confronted with the problem, emotions kick in, fear kicks in, and you don't always do the rational and thought-out approach.
      当面临这个问题时，人会变得情绪激动、恐惧不安，你不一定总能采取理性且慎重的方法。
    • These users can create, manage, and set up user access to Rational System Architect encyclopedias.
      这些用户可以创建、管理和构建用户对RationalSystemArchitect百科全书的访问。
    • Try to be rational.
      理智点儿。
    • IBM Rational can help you with your software delivery process automation planning and value analysis.
      IBMRational有助于您进行软件交付过程自动化的计划和价值分析。

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