imputation
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C2 noun /ˌɪmpjuˈteɪʃən/

imputation

指控
Meaning
an accusation or attribution of blame
Example
The politician denied the imputation of corruption.
政治家否认了腐败的指控。
C2 adjective /ɪˈnɪkwɪtəs/

iniquitous

不公正
Meaning
grossly unfair and morally wrong
Example
Slavery was one of the most iniquitous practices in history.
奴隶制是历史上最不公正的实践之一。
C2 adjective /ˌɪrɪˈkɒnsɪləbl/

irreconcilable

不可调和的
Meaning
impossible to make compatible or bring into harmony; unable to resolve differences
Example
The couple separated due to irreconcilable differences.
这对夫妇因不可调和的分歧而分开。
C2 adjective /ɪnˈsɛnʃənt/

insentient

无感知的
Meaning
Lacking perception, consciousness, or sensation.
Example
The rock is an insentient object with no awareness.
岩石是一个无感知的物体，没有意识。
C2 adjective /ˌɪntəˈrɒɡətəri/

interrogatory

询问的
Meaning
expressed in the form of a question; relating to questioning
Example
The lawyer’s interrogatory tone made the witness uncomfortable.
律师的询问语气让证人感到不舒服。
C2 verb /ɪnˈhjuːm/

inhume

埋葬
Meaning
to bury a dead body in the ground
Example
They inhumed the warrior with full honors.
他们用全部荣誉埋葬了战士。
C2 adjective /ɪnˈeɪliənəbl/

inalienable

不可转让
Meaning
Unable to be taken away or transferred; absolute and permanent.
Example
Freedom of speech is an inalienable right.
言论自由是一项不可转让的权利。
C2 noun /ɪmˌprɒb.əˈbɪl.ə.ti/

Improbability

不可能性
Meaning
the quality or state of being improbable; unlikely to be true or to happen
Example
The improbability of winning the lottery twice didn't stop her from buying tickets.
两次赢得彩票的可能性几乎为零，但她仍然买了票。
C2 verb /ˌɪmpɔːrˈtuːnd/

importuned

不停地请求
Meaning
asked someone persistently and pressingly for something
Example
She importuned her boss for a raise until he finally gave in.
她不停地请求老板加薪，直到他最终答应。
C2 adjective /ɪmˈpruːdənt/

imprudent

鲁莽
Meaning
Not showing care for the consequences of an action.
Example
It was imprudent to drive in such stormy weather.
在如此暴风雨的天气下开车是鲁莽的。
C2 noun /ɪˈluːmɪnənt/

illuminant

光源
Meaning
A substance or device that produces light.
Example
The lamp acted as an illuminant in the dark cave.
这盏灯在黑暗的洞穴中充当了光源。
C2 noun /ˈɪn.tɪ.ɡreɪ.tɪv dɪˈpləʊ.mə.si/

integrative diplomacy

综合外交
Meaning
A diplomatic approach that seeks to combine or coordinate different elements, interests, or parties into a unified whole.
Example
Integrative diplomacy strengthens alliances.
综合外交增强了联盟。
C2 noun /ɪnˈɡrætɪˌtjuːd/

ingratitude

忘恩负义
Meaning
Lack of gratitude; failure to show thanks or appreciation.
Example
His ingratitude hurt her feelings after all she had done for him.
他的忘恩负义伤害了她的感情，尽管她为他做了这么多。
C2 adjective /ɪnˈɛk.wɪ.tə.bəl/

inequitable

不公平
Meaning
Not fair or just; lacking in fairness or equality.
Example
The distribution of resources was inequitable among the workers.
资源的分配在工人之间是不公平的。
C2 noun /ɪnˈvɛstɪtʃər/

investiture

授职仪式
Meaning
the formal ceremony of conferring authority, rank, or office
Example
The king held an investiture ceremony for the new knight.
国王为新骑士举行了授职仪式。
C2 adjective /ɪmˈprɛɡnəbl̩/

impregnable

固若金汤
Meaning
Unable to be captured, broken into, or defeated.
Example
The fortress was considered impregnable by the enemy.
敌人认为这个堡垒固若金汤。
C2 adjective /ɪmˈpɪəriəs/

imperious

专横
Meaning
Arrogantly domineering or overbearing.
Example
Her imperious tone made it hard for others to argue.
她那种专横的语气让其他人很难反驳。
C2 verb /ɪˈnjʊər/

inure

习惯
Meaning
To become accustomed to something, especially something unpleasant.
Example
Soldiers quickly became inured to the harsh conditions.
士兵们迅速适应了严酷的条件。
C2 noun /ɪnˈkɒnstənsi/

inconstancy

不稳定性
Meaning
The quality of changing frequently or being unreliable.
Example
The inconstancy of the weather makes planning difficult.
天气的不稳定性使得规划变得困难。
C2 verb /ɪˈniː.bri.eɪt/

inebriate

Meaning
to intoxicate; to make someone drunk
Example
The strong wine was enough to inebriate even the most experienced drinker.
C2 adjective /ˌɪntərˈlɒkjətəri/

interlocutory

临时的
Meaning
Given during the course of a legal action, not final but temporary or provisional.
Example
The judge issued an interlocutory order to maintain the status quo until the hearing.
法官发布了临时命令，以保持听证会之前的现状。
C2 adjective /ˈɪnfəntaɪl/

infantile

婴儿式
Meaning
characteristic of an infant; childish
Example
His infantile behavior embarrassed everyone at the meeting.
他那种婴儿式的行为让会议上的每个人都感到尴尬。
C2 adjective /ɪnˈsɪpɪd/

insipid

乏味的
Meaning
lacking flavor, interest, or excitement; dull
Example
The soup was insipid and needed more seasoning.
汤无味，需要更多的调料。
C2 noun /ɪmp/

imp

小顽皮精灵
Meaning
a small mischievous devil or sprite; a playful troublemaker
Example
The child was acting like a little imp, hiding his toys everywhere.
那个孩子像一个小顽皮精灵，四处藏玩具。
C2 adjective /ˌɪnæprɪˈhɛnsəbl/

inapprehensible

难以理解
Meaning
not understandable; incomprehensible
Example
The concept was so abstract that it seemed inapprehensible to most students.
这个概念如此抽象，以至于它对大多数学生来说是不可理解的。
C2 verb /ɪnˈdʒɛst/

ingest

摄取
Meaning
To take food, drink, or another substance into the body, usually by swallowing.
Example
The patient must ingest the medicine with water.
病人必须用水服用药物。
C2 adjective /ɪnˈvaɪələt/

inviolate

神圣不可侵犯
Meaning
free from violation, injury, or desecration; kept safe and untouched
Example
The ancient temple remained inviolate for centuries.
古老的寺庙几百年来一直保持着神圣不可侵犯。
C2 verb /ɪmˈbruː/

imbrue

玷污
Meaning
To stain, especially with blood.
Example
His hands were imbrued with blood after the battle.
他的手在战斗后被血染。
C2 adjective /ɪmˌpɜːrˈsweɪdəbl/

impersuadable

难以说服
Meaning
not able to be convinced or persuaded
Example
She remained impersuadable despite all our arguments.
尽管我们的所有论点，她仍然难以说服。
C2 noun /ˈɪmpjʊdəns/

impudence

无礼
Meaning
Rude and disrespectful behavior.
Example
The student's impudence shocked the entire class.
学生的无礼行为让全班震惊。
C2 adjective /ˌɪnfəˈlɪsɪtəs/

infelicitous

不合适的
Meaning
not suitable or well chosen; awkward or unfortunate
Example
His infelicitous remark ruined the atmosphere of the meeting.
他不合适的评论破坏了会议的氛围。
C2 noun /ˈaɪsinəs/

iciness

冰冷
Meaning
The state of being cold in manner or temperature.
Example
There was a distinct iciness in his voice.
他的声音中有一种明显的冰冷感。
C2 adjective /ˌɪndɪˈfætɪɡəbl̩/

indefatigable

不知疲倦
Meaning
persisting tirelessly; incapable of being fatigued
Example
Her indefatigable spirit kept the team motivated during the long project.
她那不知疲倦的精神在漫长的项目中激励着团队。
C2 noun /ˌɪn.strəˈmɛn.təl.ɪst/

instrumentalist

乐器演奏者
Meaning
A person who plays a musical instrument.
Example
The instrumentalist played a beautiful solo on the violin.
乐器演奏者在小提琴上演奏了一首美丽的独奏曲。
C2 noun /aɪˈkɒnəklæst/

iconoclast

破坏偶像者
Meaning
A person who attacks or criticizes cherished beliefs, traditions, or institutions.
Example
He was known as an iconoclast who challenged old traditions.
他被认为是一个破坏偶像者，挑战旧传统。
C2 verb /ˌɪntərˈmɪt/

intermit

中断
Meaning
To suspend or stop for a time; to pause intermittently.
Example
The rain would intermit and then start again.
雨会暂停然后再开始。
C2 noun /ɪˌledʒ.əˈbɪl.ə.ti/

Illegibility

难以辨认
Meaning
the quality of being impossible or difficult to read; unclear writing or print
Example
The doctor's handwriting was famous for its illegibility among the pharmacy staff.
医生的字迹因其难以辨认而在药房工作人员中广为人知。
C2 noun /ˈaɪdɪl/

idyll

田园诗般的场景
Meaning
An extremely happy, peaceful, or picturesque episode or scene, often idealized.
Example
Their honeymoon was an idyll on a tropical island.
他们的蜜月是在一个热带岛屿上的田园诗般的场景。
C2 adjective /ɪnˈæpt/

Inapt

不合适; 不适当
Meaning
not suitable; inappropriate; unfit
Example
His comment was inapt for the formal meeting.
他的评论对正式会议不合适。
C2 adjective /ˌɪnkənˈsɪdərəbl/

inconsiderable

微不足道
Meaning
Too small or unimportant to be worth considering.
Example
The donation was not inconsiderable, though smaller than expected.
这笔捐款并不微不足道，尽管比预期的小。
C2 noun /ˈaɪ.kɒn/

ikon

宗教图像或符号
Meaning
A religious image or symbol, especially in the Eastern Orthodox Church.
Example
The church displayed a beautifully painted ikon of the Virgin Mary.
教堂展示了美丽的圣母玛利亚圣像。
C2 noun /ˌɪntərˈrɛɡnəm/

interregnum

过渡期
Meaning
A period between rulers or governments when normal leadership is suspended.
Example
The country faced instability during the interregnum after the king’s death.
在国王去世后的过渡期，该国经历了不稳定。
C2 adjective /ɪˈrɛfrəɡəbəl/

irrefragable

不可辩驳
Meaning
Impossible to refute, deny, or break
Example
The lawyer presented irrefragable evidence that proved his client’s innocence.
律师提供了不可辩驳的证据，证明了他客户的无辜。
C2 noun /ˌɪnədˈvɜːrtəns/

inadvertence

疏忽
Meaning
Failure to pay attention; carelessness.
Example
The error happened through sheer inadvertence.
错误是由于完全的疏忽发生的。
C2 adjective /ɪˈnɪmɪkəl/

inimical

敌对的 / 不利的
Meaning
tending to obstruct or harm; unfriendly or hostile
Example
The policy was inimical to the country's economic growth.
该政策对该国的经济增长不利。
C2 noun /ˌɪnkəˈpæsəti/

incapacity

无能
Meaning
the lack of ability, power, or fitness to do something
Example
His mental incapacity prevented him from making important decisions.
他的心理无能使他无法做出重要决策。
C2 adjective /ˌɪn.trəˈmjʊə.rəl/

intramural

校内
Meaning
Occurring within the walls of a single institution, especially a school or college.
Example
The college organizes intramural sports competitions every semester.
大学每学期组织校内体育比赛。
C2 adjective /ɪnˈfɜːrnəl/

infernal

地狱的
Meaning
relating to hell; extremely troublesome or annoying
Example
The workers complained about the infernal noise from the construction site.
工人们抱怨施工现场的地狱般噪音。
C2 adjective /ɪnˈɡreɪʃiˌeɪtɪŋ/

ingratiating

奉承的
Meaning
Charming or flattering in a way intended to gain favor.
Example
His ingratiating smile made everyone trust him quickly.
他的奉承笑容让每个人都迅速信任了他。
C2 adjective /ˌɪnfɪnɪˈtɛsɪməl/

infinitesimal

微不足道
Meaning
Extremely small in size or amount; so tiny as to be almost negligible.
Example
The error was so infinitesimal that it didn’t affect the results.
这个错误如此微不足道，以至于没有影响结果。
C2 noun /ˌɪdiəˈsɪŋkrəsi/

idiosyncrasy

特徵
Meaning
A distinctive or peculiar characteristic, habit, or mannerism unique to an individual.
Example
One of her idiosyncrasies was humming while working.
她的一个偶发性特征是工作时哼歌。
C2 adjective /ˈɪm.pi.əs/

Impious

不敬的; 亵渎神明
Meaning
irreligious; lacking reverence for religion; blasphemous
Example
The impious act shocked the religious community.
不敬的行为震惊了宗教社区。
C2 adjective /ˌɪmpəˈmɪsəbl/

impermissible

不允许的
Meaning
Not permitted or allowed.
Example
Such behavior is impermissible in the workplace.
这种行为在工作场所是不允许的。
C2 adjective /ɪnˈdɛkərəs/

indecorous

不得体
Meaning
Not in keeping with good taste and propriety; improper.
Example
His indecorous behavior shocked the audience.
他的不得体行为让观众震惊。
C2 adjective /ɪnˈvɛtərət/

inveterate

根深蒂固
Meaning
having a long-established habit, activity, or interest that is unlikely to change
Example
He is an inveterate reader who spends hours in the library every day.
他是一个根深蒂固的读者，每天在图书馆度过几个小时。
C2 adjective /ɪnˈɡlɔːriəs/

inglorious

可耻的
Meaning
Causing shame or disgrace; not bringing honor or glory.
Example
The army suffered an inglorious defeat.
军队遭遇了可耻的失败。
C2 adjective /ˌɪnsəˈprɛsəbl/

insuppressible

不可抑制的
Meaning
That cannot be suppressed or restrained.
Example
She had an insuppressible urge to laugh during the ceremony.
她在仪式上有一种不可抑制的笑意。
C2 adjective /ˌɪlˈneɪ.tʃəd/

ill-natured

性格恶劣
Meaning
Having a bad or unpleasant character; unkind or malicious.
Example
He made an ill-natured remark about his colleague.
他对他的同事做出了恶意的评论。
C2 adjective /ˌɪrɪˈfrændʒɪbəl/

irrefrangible

不可侵犯的
Meaning
Not to be broken, violated, or infringed
Example
The constitution guarantees certain irrefrangible rights to every citizen.
宪法保证每个公民享有某些不可侵犯的权利。
C2 verb /ˈɪməleɪt/

immolate

自焚
Meaning
To kill or sacrifice, especially by burning.
Example
The protesters threatened to immolate themselves in front of the building.
抗议者威胁要在建筑物前自焚。
C2 adjective /ˌɪnɪkˈspiːdiənt/

inexpedient

不合适
Meaning
Not advisable, suitable, or practical in the circumstances.
Example
It would be inexpedient to invest without proper research.
在没有适当研究的情况下进行投资是不合适的。
C2 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

不可压缩
Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
液体通常被认为是不可压缩的。
C2 adjective /ɪmˈplaɪəbl/

impliable

可暗示的
Meaning
Capable of being implied or suggested.
Example
The meaning of the statement is not directly clear but is impliable from the context.
声明的意思并不直接明确，但可以从上下文中推断。
C2 noun /ɪnˈsɪɡniə/

insignia

徽章
Meaning
A badge or symbol that shows rank, position, or membership.
Example
The soldier proudly wore the insignia of his regiment.
士兵自豪地佩戴着他团的徽章。
C2 noun /ɪnˈtɛmpərəns/

intemperance

放纵
Meaning
Lack of moderation or self-control, especially with drinking or eating.
Example
His intemperance in drinking ruined his health.
他的饮酒放纵毁了他的健康。
C2 noun /ˈænʒənuː/

ingenue

天真无邪的年轻女性
Meaning
an innocent, naïve young woman, especially as represented in literature or theater
Example
She played the role of the ingénue in the play with great charm.
她在剧中扮演了那个天真无邪的年轻女性，展现了极大的魅力。
C2 adjective /ɪmˈpɛn.ɪ.tənt/

impenitent

不悔
Meaning
Not feeling regret or shame about one's actions.
Example
The criminal remained impenitent after the trial.
犯罪者在审判后依然不悔。
C2 adjective /ˌaɪ.kə.nəˈklæs.tɪk/

iconoclastic

特指攻击或拒绝已建立的信仰、传统或价值观
Meaning
Characterized by attacking or rejecting cherished beliefs, traditions, or established values.
Example
Her iconoclastic views challenged the conventional wisdom of the industry.
她的偶像破坏主义观点挑战了行业的传统智慧。
C2 noun /ˈaɪdlər/

idler

懒汉
Meaning
A person who avoids work or spends time lazily.
Example
He was known as an idler who wasted his days.
他被称为一个懒汉，浪费了他的日子。
C2 adjective /ɪnˈɛstɪməbl/

inestimable

无法估量的
Meaning
Too great or valuable to be measured or estimated.
Example
Her contribution to the project was of inestimable value.
她对项目的贡献具有无法估量的价值。
C2 noun /ˈɪrɪtənsi/

irritancy

恼怒
Meaning
the quality or state of causing irritation; legal or formal invalidation
Example
The constant noise became an irritancy to the neighbors.
持续的噪音成为邻居的恼怒源。
C2 adjective /ˌɪnɪkˈsprɛsəbl/

inexpressible

难以言喻
Meaning
Too strong or extreme to be expressed in words.
Example
She felt inexpressible joy at the news of her success.
她得知自己成功的消息时感到难以言喻的喜悦。
C2 verb /ɪnˈsteɪt/

instate

任命
Meaning
To set up in position, office, or authority.
Example
The board decided to instate her as the new director.
董事会决定任命她为新任总监。
C2 noun /ɪnˌtɛl.ɪˈdʒɛntsi.ə/

intelligentsia

知识分子阶层
Meaning
The group of people engaged in intellectual and cultural pursuits in a society.
Example
The intelligentsia played a key role in shaping public opinion.
知识分子阶层在塑造公众舆论方面发挥了重要作用。
C2 adjective /ˌɪnɪˈsɛnʃəl/

inessential

非必要的
Meaning
not necessary or important; not essential
Example
The report removes all inessential details to stay focused.
报告删除了所有非必要的细节以保持重点。
C2 adjective /ˌɪnɔːˈspɪʃəs/

Inauspicious

不吉利
Meaning
unlucky; showing signs that future success is unlikely; unfavorable
Example
The dark clouds seemed inauspicious for the wedding.
黑云似乎对婚礼不吉利。
C2 noun /ɪmˈprɑːvɪdəns/

improvidence

缺乏远见
Meaning
Lack of foresight or care for future needs.
Example
His improvidence led to financial difficulties.
他的缺乏远见导致了财务困难。
C2 noun /ɪnˈfrækʃən/

infraction

违规
Meaning
A violation or breach of a rule, law, or agreement.
Example
The student was punished for a minor infraction of the school rules.
学生因轻微违反学校规则而受到惩罚。
C2 noun /ˈɪnfəmi/

infamy

幸福
Meaning
the state of being well known for some bad quality or deed
Example
His name will live in infamy for the crimes he committed.
她在收到奖项时无法掩饰她的幸福。
C2 noun /ˌɪmprəˈpraɪəti/

impropriety

不当行为
Meaning
Failure to observe standards of honesty or modesty; improper behavior.
Example
The politician was accused of financial impropriety.
该政治家被指控涉及财务不当行为。
C2 noun /ɪˈreɪdiəns/

irradiance

辐射度
Meaning
the quality of shining brightly; the intensity of light falling on a surface
Example
The irradiance of the sun at noon was overwhelming.
中午太阳的辐射度是压倒性的。
C2 adjective ɪˈnɛfəbl

ineffable

难以形容
Meaning
Too great or extreme to be expressed or described in words.
Example
The beauty of the landscape was ineffable.
景色的美丽是难以形容的。
C2 adjective /ɪmˈperɪʃəbəl/

Imperishable

永恒的; 不朽的; 不会腐烂的
Meaning
not subject to decay; lasting forever; eternal
Example
The imperishable beauty of classical art continues to inspire generations.
经典艺术的永恒美丽继续激励着一代又一代。
C2 adjective /ɪnˈvaɪələbl/

inviolable

不可侵犯的
Meaning
never to be broken, dishonored, or violated
Example
Human rights are considered inviolable in modern democracies.
在人权被视为不可侵犯的现代民主国家。
C2 verb ˈɪn.kʌl.keɪt

inculcate

灌输
Meaning
Instill an attitude, idea, or habit by persistent instruction; to teach and impress by frequent repetitions.
Example
Parents should inculcate good values in their children.
父母应该灌输良好的价值观给孩子们。
C2 adjective /ˈɪndələnt/

indolent

懒惰
Meaning
Wanting to avoid activity or exertion; lazy.
Example
The indolent cat slept in the sun all afternoon.
懒惰的猫整天躺在阳光下睡觉。
C2 adjective /ˌɪrɪˈtriːvəbl/

irretrievable

不可恢复
Meaning
impossible to recover or regain
Example
The documents were lost in an irretrievable way after the fire.
文件在火灾后以不可恢复的方式丢失。
C2 verb /ˈɪndjʊˌreɪt/

indurate

使坚硬
Meaning
To harden or make something physically or emotionally tough.
Example
Years of hardship indurated his spirit.
多年的艰辛使他的精神变得坚韧。
C2 verb /aɪˈtɪnəˌreɪt/

itinerate

旅行
Meaning
To travel from place to place, usually for the purpose of work or preaching.
Example
The missionary itinerated throughout the region to spread the message.
传教士到处旅行传播信息。
C2 adjective /ɪnˈkoʊ.ɪt/ or /ɪnˈkoʊ.eɪt/

inchoate

未完成的
Meaning
Just begun and not fully formed; rudimentary.
Example
His inchoate ideas needed more research to be developed.
他的未完成的想法需要更多的研究才能发展。
C2 adjective /ɪˈmɒdərət/

immoderate

过度的
Meaning
excessive; beyond reasonable limits
Example
He has an immoderate love for sweets.
他对糖果有过度的喜爱。
C2 noun /ɪnˈtɛnʃən/

intension

内涵
Meaning
The internal content of a concept; the set of attributes implied by a word or phrase.
Example
The intension of the word 'dog' includes being a mammal and domesticated.
'狗'这个词的内涵包括是哺乳动物和被驯养。
C2 noun /ˌɪntərˈsɛʃən/

intercession

代祷
Meaning
the act of intervening or pleading on behalf of another person
Example
The prisoner was released due to the intercession of influential leaders.
由于有影响力的领导人的代祷，囚犯被释放了。
C2 noun /ˌɪkθiˈɒlədʒɪst/

ichthyologist

鱼类学家
Meaning
A scientist who studies fish.
Example
The ichthyologist discovered a new species of fish in the river.
鱼类学家在河里发现了一种新的鱼类。
C2 adjective /ˌɪrɪˈmiːdiəbl̩/

irremediable

无法修复的
Meaning
Impossible to cure, repair, or remedy.
Example
The damage to the ancient manuscript was irremediable.
古老手稿的损坏是无法修复的。
C2 adjective /aɪˈtɪnərənt/

itinerant

流动的
Meaning
Traveling from place to place, especially for work or duty.
Example
The itinerant teacher moved from village to village to educate children.
这位流动的教师从一个村庄到另一个村庄，教育孩子们。
C2 noun /ɪˈrɛvərəns/

irreverence

不敬
Meaning
a lack of respect for people or things that are generally taken seriously
Example
His jokes about religion showed irreverence to the sacred traditions.
他关于宗教的笑话表现了对神圣传统的不敬。
C2 noun /ˈɪmɪˌteɪtər/

imitator

模仿者
Meaning
a person who copies the behavior, style, or actions of others
Example
He became famous as an imitator of popular singers.
他因模仿流行歌手而出名。
C2 adjective /ɪmˈpɔːrtʃənət/

importunate

缠人的
Meaning
Persistent to the point of annoyance or intrusion
Example
The importunate salesman kept calling despite repeated refusals.
那个缠人的推销员在反复拒绝后仍然继续打电话。
C2 adjective /ɪˈnjʊərd/

inured

习惯于
Meaning
Accustomed to something, especially something unpleasant.
Example
After years of hardship, she was inured to suffering.
经过多年的困苦，她已经习惯于痛苦了。
C2 noun /ˌɪn.ʌnˈdeɪ.ʃən/

inundation

洪水
Meaning
The act of flooding or overwhelming with water or things.
Example
The town suffered from a severe inundation after the heavy rains.
该市在暴雨后遭受了严重的洪水。
C2 verb /ɪˈmjʊər/

immure

囚禁
Meaning
to confine or enclose someone against their will
Example
The prisoner was immured in a dark cell.
囚犯被禁闭在一个黑暗的牢房里。
C2 noun /ˌɪmpəˈtjuːəsəti/

impetuosity

冲动性
Meaning
The quality of being rash or impulsive.
Example
His impetuosity often got him into trouble.
他的冲动性常常让他陷入麻烦。
C2 adjective /ˌɪm.pəˈfɛk.tə.bəl/

imperfectible

不可完美
Meaning
Incapable of being made perfect or complete.
Example
Some human qualities are considered imperfectible.
某些人类特质被认为是不可完美的。
C2 noun /ˈɪn.dɪ.dʒəns/

indigence

贫困
Meaning
a state of extreme poverty or destitution
Example
The charity was founded to help people living in indigence.
这个慈善组织成立是为了帮助生活在贫困中的人们。
C2 verb /ɪnˈtɜːr/

inter

埋葬
Meaning
To bury a dead body in the ground.
Example
They decided to inter the soldier with full honors.
他们决定以完全的荣誉埋葬那位士兵。
C2 noun /aɪər/

ire

愤怒, 激怒
Meaning
intense anger or rage
Example
The new policy provoked the ire of the employees.
新政策激怒了员工。
C2 noun /ˌɪrɪˈdɛsəns/

iridescence

虹彩光泽
Meaning
a play of lustrous, changing colors like those of a rainbow
Example
The butterfly's wings shimmered with iridescence.
蝴蝶的翅膀闪耀着虹彩光泽。
C2 adjective /ɪnˈkoʊətɪv/

inchoative

初步的
Meaning
relating to the beginning of something; in an initial stage
Example
The poet used inchoative expressions to depict the dawn of creation.
诗人使用了初步的表达方式来描绘创世之初。
C2 adverb /ˌɪnəzˈmʌtʃ/

inasmuch

鉴于
Meaning
To the extent that; considering that.
Example
Inasmuch as you are their teacher, you should guide them carefully.
鉴于你是他们的老师，你应该小心地指导他们。
C2 verb /ɪmˈpjuːn/

impugn

Meaning
to dispute the truth, validity, or honesty of a statement or motive
Example
The lawyer tried to impugn the credibility of the witness.
C2 noun /ɪnˈtɜːrmənt/

interment

埋葬
Meaning
The act of burying a dead body in a grave or tomb.
Example
The interment took place at the family cemetery.
埋葬仪式在家庭墓地举行。
C2 adjective /ɪˈrɛzəluːt/

irresolute

优柔寡断
Meaning
uncertain or indecisive; lacking determination
Example
He stood irresolute at the crossroads, unsure which path to take.
他在十字路口犹豫不决，不知道走哪条路。
C2 noun /ɪmˈbroʊlioʊ/

imbroglio

混乱
Meaning
An extremely confused, complicated, or embarrassing situation.
Example
The political imbroglio lasted for months without resolution.
政治上的混乱持续了几个月，没有得到解决。
C2 adjective /ˈɪmənənt/

immanent

内在的
Meaning
existing or operating within; inherent
Example
He believed that moral values are immanent in human nature.
他相信道德价值在人的本性中是内在的。
C2 adverb /ˌɪnsəʊˈmʌtʃ/

insomuch

如此
Meaning
to such an extent
Example
He was insomuch tired that he could hardly stand.
他累得几乎站不起来。
C2 adjective /ɪmˈpæsɪbəl/

impassible

不可忍受的
Meaning
Incapable of suffering or feeling pain (used mainly in theological or philosophical contexts).
Example
Some philosophers argue that God is impassible and cannot experience human emotions.
一些哲学家认为上帝是不可忍受的，无法体验人类的情感。
C2 verb /ɪmˈpeɪl/

impale

刺穿
Meaning
to pierce or fix something with a sharp object
Example
The knight was impaled by the enemy’s spear.
骑士被敌人的长矛刺穿。
C2 verb /ˌɪnkəˈpæsɪteɪt/

incapacitate

使无法运作
Meaning
to deprive someone or something of the ability or strength to function
Example
The severe injury incapacitated the player for the rest of the season.
重伤使球员在赛季剩余的时间内无法参赛。
C2 adjective /ɪnˈtɛmpərət/

intemperate

失控的
Meaning
Lacking self-control; immoderate, especially in indulgence.
Example
The politician's intemperate remarks caused controversy.
政治家的失控言论引发了争议。
C2 verb /ˌɪmpɔːrˈtuːn/

importune

反复请求
Meaning
To ask someone persistently or pressingly for something
Example
The child importuned his mother for a new toy.
孩子反复请求母亲给他买一个新玩具。