unreasonableness

IPA/ʌnˈriːznəblnəs/
IPA/ʌnˈriːznəblnəs/

unreasonableness — 形容詞

  • unreasonablenesspositive
  • more unreasonablenesscomparative
  • most unreasonablenesssuperlative

1. describes a person who refuses to listen to good arguments or act in a sensible

1.形容詞B1
釋義

不講理的

不願聽取道理或理智行事

describes a person who refuses to listen to good arguments or act in a sensible way, often because they are stubborn, angry, or tired

例句

Mathieu refused to discuss the holiday budget calmly with his wife and became completely unreasonable.

Mathieu 拒絕與妻子冷靜討論度假預算,變得完全不講理。

pattern: become + unreasonable (change of state)

Trang tried to negotiate with Kian, but he was being so unreasonable that no agreement was possible.

Trang 試圖與 Kian 協商,但他完全不講理,根本無法達成協議。

pattern: being + unreasonable (temporary behaviour)

同義詞
  • stubborn

    focuses on refusal to change one's mind; less about logic than about will

  • obstinate

    more formal and stronger than 'stubborn'; suggests fixed refusal

  • irrational

    broader; can describe ideas as well as people

反義詞
  • reasonable

    willing to listen to good arguments and act sensibly

  • sensible

    practical and wise in decision-making

文法句型

be + unreasonable (of person)

it is unreasonable of + person + to-infinitive

用法筆記

This sense describes a person's behaviour or attitude, not an idea or situation. Frequently used in the progressive form ('being unreasonable') to talk about how someone is acting at a particular moment.

常見錯誤

My boss is an unreasonable person about my request.
My boss is being unreasonable about my request.
💡Use 'being' (not 'is') to describe a specific behaviour at a specific moment, unless describing a permanent character trait.

2. describes an idea, belief, suggestion, or argument that is so far from logic or

2.形容詞B2
釋義

不合邏輯的

想法或主張荒謬不合理

describes an idea, belief, suggestion, or argument that is so far from logic or common sense that it cannot be taken seriously

例句

The suggestion that humans can live on Mars within five years is completely unreasonable.

人類五年內就能在火星上生活的說法,完全不合理。

pattern: it is unreasonable to + infinitive

Felipe found it unreasonable to believe one person could finish the whole project in three days.

Felipe 認為一個人三天內就能完成整個專案,這種想法很不合邏輯。

pattern: find it + unreasonable + to-infinitive

同義詞
  • absurd

    stronger; suggests something is not just illogical but also ridiculous or laughable

  • illogical

    focuses on faulty reasoning rather than lack of reasonableness

  • preposterous

    very formal and strong; suggests something is shockingly absurd

反義詞
  • logical

    following clear, sensible reasoning

  • sensible

    practical and based on good judgment

文法句型

it is unreasonable to + infinitive

unreasonable + noun (belief, idea, suggestion)

用法筆記

Unlike sense 1, this sense applies to ideas or statements, not to people. The focus is on the lack of logical foundation, not on a person's attitude.

常見錯誤

She told an unreasonable joke at the party.
She told an absurd joke at the party.
💡Use 'absurd' or 'ridiculous' for things that are funny because they are silly; 'unreasonable' is for ideas that lack logic.

3. describes an amount, price, demand, or level of something that is far too high o

3.形容詞B1
釋義

過分的

金額或數量超出合理範圍

describes an amount, price, demand, or level of something that is far too high or too extreme, beyond what most people would accept as fair

例句

The landlord demanded an unreasonable deposit of three months' rent before letting the apartment.

房東要求先付三個月租金作為押金,金額過分高昂。

collocation: unreasonable deposit

Samir thought the punishment was unreasonable for accidentally breaking a window.

Samir 認為因為不小心打破一扇窗戶就受到這樣的處罰,實在太過分了。

同義詞
  • excessive

    more neutral; simply means too much without the implication of unfairness

  • outrageous

    stronger and more emotional; suggests shock and anger

  • exorbitant

    used mainly for prices and fees; formal register

反義詞
  • reasonable

    fair and within acceptable limits

  • moderate

    kept within sensible limits; not extreme

文法句型

unreasonable + noun (price, demand, amount, noise)

be + unreasonable (of quantity or degree)

用法筆記

Common in complaints, legal contexts, and consumer disputes. Often used with nouns for costs, penalties, or physical levels of disturbance.

常見錯誤

The soup had an unreasonable amount of salt.
The soup had an excessive amount of salt.
💡Use 'excessive' for physical quantities in everyday contexts; 'unreasonable' is for demands, rules, or treatment, not just any large amount.

4. describes an action or decision that lacks a valid reason or factual basis to su

4.形容詞B2
釋義

無正當理由的

缺乏事實或理由支持

describes an action or decision that lacks a valid reason or factual basis to support it

例句

The judge ruled that the police officer's search of the car was unreasonable without a warrant.

法官裁定,員警在沒有搜索票的情況下搜查車輛,屬於無正當理由的搜查。

domain: legal; collocation: unreasonable search

Adina's fear of flying was not unreasonable given that her previous flight had encountered severe turbulence.

Adina 害怕搭飛機並非沒有原因,因為她上次的航班遭遇了強烈亂流。

pattern: not unreasonable given + noun phrase

同義詞
  • unjustified

    directly states there is no good reason; more factual than 'unreasonable'

  • groundless

    emphasises that there is no basis in fact; common with 'fear' and 'suspicion'

  • baseless

    similar to 'groundless'; often used for accusations or claims

反義詞

文法句型

unreasonable + noun (fear, suspicion, search, complaint)

be + unreasonable (of actions or decisions)

用法筆記

Often appears in legal, formal, or procedural contexts. The double-negative construction 'not unreasonable' is common when conceding that a belief or action has some justification despite appearing doubtful.

常見錯誤

He had an unreasonable dream about flying.
He had a strange dream about flying.
💡This sense is about actions or beliefs that lack factual support, not about unusual experiences in dreams or imagination.

unreasonableness — 名詞