1
be improper to do sth
It is improper to whisper during a meeting.
开会时窃窃私语是不适当的。
不合适的；不恰当的
先理解核心含义，再看它在真实句子里的用法。
不合适的；不恰当的
Not suitable or appropriate for a particular purpose or situation.
It is improper to whisper during a meeting.
开会时窃窃私语是不适当的。
不适合需要或情况的；不恰当的；不合适的。
Unsuitable to needs or circumstances; inappropriate; inapt.
不合适的；不正确的；不恰当的
not suitable or right or appropriate
不符合传统道德或礼貌的；不雅的或不端庄的。
Not in keeping with conventional mores or good manners; indecent or immodest.
不符合法律、道德或社会习俗的
not conforming to legality, moral law, or social convention
It is considered improper to wear shorts in a formal setting.
在正式场合穿短裤被认为是不适当的。
AI contextual example
Calling elders by their first names is improper.
对长辈直呼其名是不礼貌的。
AI contextual example
His rude comments at the meeting were improper.
他在会议上粗鲁的评论是不妥的。
AI contextual example
slightly improper to dine alone with a married man
与已婚男子单独用餐有点不得体
WordNet
It is improper to whisper during a meeting.
开会时窃窃私语是不适当的。
Such language is improper for a child.
这种语言对孩子来说不得体。
The doctor was accused of improper conduct.
该医生被指控行为不当。
Many consider it improper to arrive late.
许多人认为迟到是不合适的。
Not this
The machine was operating improper.
Use this
The machine was operating improperly.
动词 'operating' 需要副词修饰，而 'improper' 是形容词，应改为副词 'improperly'。
Not this
It is unproper to talk loudly in the library.
Use this
It is improper to talk loudly in the library.
'unproper' 不是标准英语词汇，正确形式应为 'improper'，表示‘不适当的’。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
不当行为
The employee was fired for improper conduct.
该员工因不当行为被解雇。
不得体的举止
Such improper behavior will not be tolerated.
这种不得体的举止是不会被容忍的。
不当使用
Improper use of the equipment may cause injury.
不当使用设备可能导致受伤。
不恰当的着装
Guests in improper attire will be refused entry.
着装不当的客人将被拒绝入场。
不当处置
Improper disposal of waste harms the environment.
废物处置不当会危害环境。
Use improper naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
对比proper（适当），im-为否定前缀，所以improper即“不适当、不得体”。
语域：formal 常见场景：social etiquette、professional conduct、legal/moral contexts 通常用于正式场合，指行为、言语或衣着不得体，多带有负面评价，但在日常对话中也常见。
Words ending in '-opper' (as in 'chopper', 'stopper', etc.) share the same stressed vowel /ɒ/ and ending /p.ə/ with 'improper'. Note that 'opera' (/ˈɒp.ər.ə/) is a common lookalike but does not rhyme due to the extra syllable.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.