rational background

rational

/ˈɹæʃ(ə)nəl/

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Illustration rational - Image 2

noun

有理数

A rational number: a number that can be expressed as the quotient of two integers.

Examples :

"The quotient of two rationals is again a rational."

两个有理数相除，结果仍然是一个有理数。

math number ielts toeic

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adjective

理性的，有理智的

Capable of reasoning.

Examples :

"Man is a rational creature."

人类是能够进行理性思考的生物。

mind philosophy logic character human ielts toeic

Illustration rational - Image 1

Illustration rational - Image 2

adjective

合理的，理性的。

Logically sound; not contradictory or otherwise absurd.

Examples :

"His statements were quite rational."

他的话相当合理，很有逻辑性。

logic philosophy mind ielts toeic

Illustration rational - Image 1

adjective

理性的，明智的

(of a person or personal characteristics) Healthy or balanced intellectually; exhibiting reasonableness.

Examples :

"rational conduct"

理性的行为

mind character philosophy logic attitude quality ielts toeic

Illustration rational - Image 1

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adjective

有理数的，可表达为整数比的

Of a number, capable of being expressed as the ratio of two integers.

Examples :

"¾ is a rational number, but √2 is an irrational number."

四分之三是一个有理数，因为它可以表达成两个整数的比；但根号2是一个无理数，因为它不能表达成两个整数的比。

math number ielts toeic

Illustration rational - Image 1

Illustration rational - Image 2

adjective

有理的，可表达为两个多项式之比的

Of an algebraic expression, capable of being expressed as the ratio of two polynomials.

Examples :

"The expression (x² + 3x + 2) / (x + 1) is a rational algebraic expression. "

表达式 (x² + 3x + 2) / (x + 1) 是一个有理代数式，因为它可以表示成两个多项式的比。

math technical ielts toeic

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adjective

结构的，构造的

Expressing the type, structure, relations, and reactions of a compound; graphic; said of formulae.

Examples :

"The chemistry textbook showed a rational formula for the compound, clearly outlining its structure and components. "

这本化学教科书展示了该化合物的结构式，清晰地展示了它的结构和组成部分。

chemistry compound ielts toeic

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adjective

理性的，合理的

Expressing a physical object.

Examples :

"A rational table is physical, a written table is neither."

一张实在的桌子是物理存在的，一张写在纸上的表格则不是。

philosophy logic mind ielts toeic

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noun

胸牌，圣衣胸牌。

The breastplate worn by Israelite high priests.

Examples :

"The high priest wore a beautiful, intricately decorated rational during the religious ceremony. "

大祭司在宗教仪式中佩戴着一块制作精美、装饰繁复的胸牌，也就是圣衣胸牌。

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