be rational
“rational”作形容词,常与系动词连用,表示“合理的”。
His decision was rational.
他的决定是合理的。
有理智的;神志正常的;有理数的;可表示为整数比的;有理性的;逻辑上合理的;符合或基于理性或使用理性
based on reason or logic; sensible; reasonable
有理性的
Capable of reasoning.
逻辑上合理的
Logically sound; not self-contradictory or otherwise absurd.
符合或基于理性或使用理性
consistent with or based on or using reason
理智的
Healthy or balanced intellectually; exhibiting reasonableness.
与思维相关或需要使用思维的
of or associated with or requiring the use of the mind
比例上的
Comprising, or expressible as, a ratio
It is important to make rational decisions based on facts rather than emotions.
基于事实而非情感做出理性的决策是很重要的。
用法提示:形容词“rational”表示基于推理的,此处修饰decisions。
AI contextual example
She gave a rational explanation for her sudden resignation.
她对自己突然辞职给出了一个合理的解释。
用法提示:形容词“rational”表示符合逻辑的,此处修饰explanation。
AI contextual example
In a crisis, staying calm and rational can help solve problems more effectively.
在危机中保持冷静和理性有助于更有效地解决问题。
用法提示:形容词“rational”描述人处于理智状态,与calm并列。
AI contextual example
“rational”作形容词,常与系动词连用,表示“合理的”。
His decision was rational.
他的决定是合理的。
使用形式主语it,后接不定式。
It is rational to save money for emergencies.
为紧急情况存钱是理性的。
“rational about”表示“在…方面理性”。
She is very rational about her career choices.
她对职业选择非常理性。
grammar · medium
易错句子We need to rational this problem.
正确表达We need to rationalize this problem.
中文学习者常误将形容词 rational 用作动词,但英语中动词形式是 rationalize(使合理化)。
grammar · medium
易错句子It's not rational to ask for a discount.
正确表达It's not reasonable to ask for a discount.
Rational 侧重基于逻辑的理性,而 reasonable 强调公平或可接受。在请求折扣的语境中,应用 reasonable。
与“理性”相对,常指缺乏理智或逻辑;在数学中与“有理数”相对
强调脱离理性或常识,通常用于一般语境而非数学
指违反逻辑推理,专指思维或论证缺乏一致性
rational 强调基于逻辑推理;reasonable 强调合乎情理、适当。
rational 侧重理性思考;logical 侧重符合逻辑规则。
rational 指基于理性;sensible 指实际而明智。
理性思考
We need to engage in rational thought to solve this problem.
我们需要进行理性思考来解决这个问题。
理性决策
She made a rational decision based on all the facts.
她根据所有事实做出了理性决策。
理性行为
His rational behavior calmed everyone down.
他的理性行为让大家都平静下来。
合理解释
The scientist provided a rational explanation for the phenomenon.
科学家对这种现象给出了合理解释。
有理数
All integers are rational numbers.
所有整数都是有理数。
理性方法
A rational approach to the problem is essential.
对这个问题采取理性方法至关重要。
root meaning 'reason'
suffix forming adjectives
shares root 'ratio' and suffix '-al'
理性的人使自己适应世界;非理性的人坚持试图使世界适应自己。因此,所有的进步都依赖于非理性的人。
In his famous quote, Shaw contrasts the rational man who conforms with the irrational man who drives change.
在他的名言中,萧伯纳将顺应世界的理性人与推动改变的非理性人进行了对比。
我没有被编程去感受,但我能够进行理性思考。
Data's statement highlights that rational thought is independent of emotion.
数据(Data)的陈述强调了理性思考独立于情感之外。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.