adj.(形容词)

1. 合理的，合道理的
2. 理性的，有理性的，理智的
3. 明事理的，懂道理的
4. 基于理性的，合乎情理的
5. 【数】有理的
6. 推理的
7. 讲道理的
8. 纯理论的
9. 理想的
10. 合适的
11. 近情的
12. 正常的

n.(名词)

1. 合理的事物
2. 【数】有理数
3. 理性
4. 懂道理的人
5. 人类
6. 合理的服装

adj.(形容词)

1. 神智清楚的 able to think clearly;clearheaded
2. 理性的；理智的；合理的；出于理性的 showing logical thought；reasonable;sensible

Noun:

1. an integer or a fraction

Adjective:

1. consistent with or based on or using reason;

   "rational behavior"
   "a process of rational inference"
   "rational thought"
   

2. of or associated with or requiring the use of the mind;

   "intellectual problems"
   "the triumph of the rational over the animal side of man"
   

3. capable of being expressed as a quotient of integers;

   "rational numbers"
   

4. having its source in or being guided by the intellect (as distinguished from experience or emotion);

   "a rational analysis"
   

1.理性的;合理的
rational decisions and thoughts are based on reason rather than on emotion.

e.g. He's asking you to look at both sides of the case and come to arational decision...
他是要求你看到问题的两面后再作出理性的决定。
e.g. Mary was able to short-circuit her stress response by keeping her thoughts calm andrational.
玛丽能够保持头脑清醒理智，因而迅速做出反应。

rationally
It can be very hard to think rationally when you're feeling so vulnerable and alone.
人在脆弱和孤独的时候很难理智地思考。rationality
We live in an era of rationality.
我们生活在理性的时代。

2.理性的;理智的
Arational person is someone who is sensible and is able to make decisions based on intelligent thinking rather than on emotion.

e.g. Did he come across as a sanerational person?...
他看起来是一个正常而理智的人吗？
e.g. Rachel looked calmer and morerational now.
雷切尔现在看上去更加平静、更加理智了。

1. rational的反义词

1. 有理的：这刚好否定了毕达哥拉斯关于数的存在都是有理的(rational)的想法,这个学生的发现导致了他的丧命:被教众抛进了大海. 这次事件被称作数学历史上的第一次危机,它否定了一切数都是有理数的结论. 直到18-19世纪,

2. 有理数：有时用户希望在指令窗口中得到的是自己想要的数据形式,比如说是有理数(rational)形式,则可以通过在[File]主菜单中打开[Preferences] 子菜单,并在对话框中做相应的选择操作即可.

Your choice was perfectly rational under the circumstances.

在那种情况下,你的选择是相当合理的。

Man is a rational being.

人是有理性的生物。

No rational person would go to work in his pyjamas.

任何神智正常的人都不会穿着睡衣去上班。

The rational numbers also fit into this scheme.

有理数也适用于这个图形。

A rational number can be expressed as a ratio of two integers.

有理数可以被整数整除。

a rational argument'/choice'/decision

合理的论点 / 选择 / 决定

rational analysis'/thought

有道理的分析 / 思考

There is no rational explanation for his actions.

对他的所作所为无法作出合理的解释。

No rational person would ever behave like that.

有头脑的人都不会这样做。

['u4e0d'u53ef'u6570'u540d'u8bcd]the rationality of his argument

他的论点的合理性

to act'/behave'/think rationally

行动 / 举止 / 思考合情合理

She argued her case calmly and rationally.

她冷静而又理智地为她的情况辩解。

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。

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。

Did he come across as a sane rational person?...

他看起来是一个正常而理智的人吗？

Rachel looked calmer and more rational now.

雷切尔现在看上去更加平静、更加理智了。

A rational the establishment of human society is against the intrusion of natural disasters including disease.

合作抵御包括疾病在内的自然的侵害,是人际社会形成的重要根据.

rational and effective measures will be taken to expand education loans remarkably.

采取合理有效的措施,促进国家助学贷款大幅度增加.

The first is to rectify value direction and establish the correct and rational ethics ideas.

一是矫正价值导向,树立正确合理的伦理道德建设思想.

Practice proved that the option on electromechanical equipment for Letan hydropower station was rational.

实践证明,乐滩水电站机电设备的选型是合理的.

Leadership is mastering beacons and grasp the rudder and rational management, enterprise can developing smoothly.

领导只有把好航标、掌好舵,理性经营, 企业才能平稳地发展.

Yet experimental design, like proving a theorem, is a highly rational procedure.

然而,实验设计与证明定理相似, 是一种高度理性的活动.

If we can still be rational and logic in romance, indeed , its realness should be questioned.

问题的根本在于尽管在学习上你很努力,可你的感情和学习总是有距离的.

Through these four areas, to achieve a systematic, comprehensive rational purpose of ideological and political work.

通过这四方面的论述, 以达到对网络思想政治工作有个系统 、 全方位的理性认识的目的.

CHAPTER III rational USE OF ENERGY.

第三章合理使用能源.

And the relationship between the arms, be rational and scientific analysis.

人和武器的关系, 要科学理性加以分析.

Grasp the type of the great procedure and rational application.

掌握宏程序的类型并合理的运用.

OBJECTIVE : To offer references for clinical rational use of patent drugs.

目的: 为临床合理应用中成药提供借鉴.

rational product design, sophisticated production equipment, advanced manufacturing processes and improve the quality the system.

合理的产品设计, 精良的生产设备, 先进的制造工艺,完善的质保体系.

Man is a rational being.

人类是有理性的动物.

It was a rational plan and bound to succeed.

这是一个合理的计划,肯定会成功.

用作定语～+ n.

1. It was a rational plan and bound to succeed.
   这是一个合理的计划，肯定会成功。
2. She is a rational woman.
   她是一个有理性的女人。

用作表语S+be+～

1. The reasoning seems rational.
   这论据似乎是合乎情理的。

～+名词

• rational%20analysis">rational analysis有道理的分析
• rational%20argument">rational argument合理的论点
• rational%20choice">rational choice合理的选择
• rational%20conduct">rational conduct合理的行为
• rational%20decision">rational decision合理的决定
• rational%20explanations">rational explanations合理的解释
• rational%20faculty">rational faculty推理力
• rational%20thought">rational thought有道理的思考

• Man as a self-conscious, rational..being who can make choices.

  出自：J. Plamenatz

rational，reasonable，sensible

这些形容词均有“明智的，合情合理的”之意。

rational指有理性的，有思维推理能力，而不是凭感觉冲动从事。

reasonable表示合乎情理、公正或务实。

sensible一般指合乎常情、切合实际的行为与思想，侧重明白事理。