1
the reasonableness of sth
The court questioned the reasonableness of the new regulation.
法院质疑了新法规的合理性。
合理性；理智；通情达理
先理解核心含义，再看它在真实句子里的用法。
合理性；理智；通情达理
the state of having good sense and sound judgment
The court questioned the reasonableness of the new regulation.
法院质疑了新法规的合理性。
合理性。
The state or characteristic of being reasonable.
具有良好判断力和理智的状态
the state of having good sense and sound judgment
合理的行为或举止
A reasonable action or behaviour.
理智和判断力的优良
goodness of reason and judgment
Her reasonableness during the meeting helped both sides reach an agreement.
她在会议上的通情达理帮助双方达成了协议。
AI contextual example
I appreciate the reasonableness of your suggestion, even though I can't accept it fully.
我欣赏你建议的合理性，尽管我不能完全接受。
AI contextual example
His reasonableness in handling the complaint calmed the angry customer.
他处理投诉时的通情达理安抚了愤怒的顾客。
AI contextual example
the judiciary is built on the reasonableness of judges
司法制度建立在法官的公正合理之上。
WordNet
The court questioned the reasonableness of the new regulation.
法院质疑了新法规的合理性。
reasonableness 通常为不可数名词。
She showed reasonableness in handling the complaint.
她在处理投诉时表现出通情达理。
The manager tried to act with reasonableness during the dispute.
经理在纠纷中尽量以理智行事。
在法律语境中，reasonableness 可指‘合理性标准’。
The judge applied the reasonableness standard to the case.
法官对该案件适用了合理性标准。
Not this
The reasonable of his suggestion convinced everyone.
Use this
The reasonableness of his suggestion convinced everyone.
主语位置需要名词，reasonable 是形容词，应改用其名词形式 reasonableness。
Not this
No one doubted the reasonableness on his argument.
Use this
No one doubted the reasonableness of his argument.
reasonableness 表示“某事的合理性”时，后接介词 of 引出所属对象，不能用 on。
Not this
He spoke reasonableness.
Use this
He spoke with reasonableness.
reasonableness 是名词，不能直接作状语修饰动词；应使用 with reasonableness，或用副词 reasonably。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
合理性标准
The judge applied the reasonableness standard to the employment dispute.
法官对劳动争议适用了合理性标准。
合理性检验
The court used a reasonableness test to decide whether the search was lawful.
法院采用合理性检验来判断搜查是否合法。
合理性审查
The committee's decision is subject to reasonableness review by the board.
委员会的决定须经董事会进行合理性审查。
合理性要求
The contract includes a reasonableness requirement for the withdrawal notice.
合同包含关于撤回通知的合理性要求。
评估合理性
It is important to assess the reasonableness of the fee before signing.
签署前评估费用的合理性很重要。
质疑合理性
Some experts question the reasonableness of the safety claims.
一些专家质疑这些安全声明的合理性。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Use reasonableness naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
reason（道理）+ able（能）+ ness（名词后缀）→ 能讲道理的状态，即合理、通情达理。
语域：formal 常见场景：judicial opinions、policy documents、academic articles reasonableness 多用于正式或书面语境，如法律、行政和学术讨论，表示合理、理性或通情达理的状态；日常口语中较少单独使用，更常见的是形容词 reasonable。
No listed word fully rhymes with reasonableness. Reason and reasonable share its opening /ˈrizə/ but not the ending. The -ness words (business, happiness, kindness, awareness) are useful lookalikes: they end in the same spelling -ness, but they put stress on a different vowel (business /ˈbɪz-/, happiness /ˈhæ-/, kindness /ˈkaɪnd-/, awareness /əˈwɛr-/), so they do not rhyme with reasonableness. Business is a trap because its 'ness' is unstressed and the first vowel is /ɪ/, not /i/.
Dictionary facts from ECDICT, WIKTIONARY.
Watch the sound change