hotel
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A1 noun /hoʊˈtɛl/

hotel

酒店
Meaning
A building where people pay to stay and sleep, usually for short periods.
Example
We stayed at a hotel near the beach.
我们住在靠近海滩的酒店。
A2 interjection /hʌ/

huh

你说什么?
Meaning
used to express confusion, surprise, or that you did not hear something
Example
Huh? What did you say?
哈？你说什么?
C2 adjective /ˈhæriːd/

harried

感到压力或忙碌
Meaning
feeling strained or stressed due to being overworked or constantly bothered
Example
The harried teacher struggled to calm the noisy classroom.
感到压力的老师努力让嘈杂的教室安静下来。
C2 adjective /ˈhæm ˌhændɪd/

ham-handed

笨拙
Meaning
clumsy or inept in handling things or situations
Example
His ham-handed attempt to fix the computer made it worse.
他笨拙的修理电脑的尝试反而使情况更糟。
C2 verb /ˈhɑːrkən/

hearken

专心听
Meaning
To listen attentively; to give heed.
Example
He would hearken to his mentor’s advice before making decisions.
他在做决定之前，会专心听导师的建议。
C2 noun /ˈhɑːstəlri/

hostelry

旅馆
Meaning
An inn or lodging place, especially one for travelers.
Example
They stayed at a small hostelry near the mountains.
他们住在山附近的一个小旅馆里。
C1 adjective /ˈhɔːltɪŋ/

halting

犹豫不决
Meaning
slow and hesitant, especially due to lack of confidence
Example
She gave a halting reply during the interview.
她在面试中给出了迟疑的回答。
A2 verb /ˈhɜːri/

hurry

赶快
Meaning
to move or act with great speed; to rush
Example
We need to hurry or we'll be late.
我们得赶快，否则我们会迟到。
C1 verb /ˈhjuːmənaɪz/

humanize

人性化
Meaning
To make something more humane, kind, or relatable.
Example
The teacher tried to humanize the lesson with personal stories.
老师试图通过个人故事让课程更加人性化。
B2 verb /hætʃ/

hatch

孵化
Meaning
to emerge from an egg; to devise or create a plan
Example
The bird will hatch from its egg soon.
鸟将从蛋中孵化出来。
A1 adjective /haɪ/

high

高
Meaning
At or to a great height; greater than normal in amount, degree, or intensity.
Example
The mountain peak is very high.
山顶非常高。
B1 adverb /ˈhoʊpfəli/

hopefully

希望
Meaning
in a hopeful manner; expressing hope or optimism
Example
Hopefully, the weather will be nice tomorrow.
希望明天天气会很好。
C1 noun /haɪˈpɜːrbəli/

hyperbole

夸张法
Meaning
Exaggerated statements or claims not meant to be taken literally.
Example
Saying 'I’m so hungry I could eat a horse' is a classic example of hyperbole.
'我饿得可以吃下一匹马' 是夸张法的经典例子。
B2 adjective /ˈhɑːrtˌbreɪkɪŋ/

Heartbreaking

令人心碎的; 令人痛心的; 心碎的
Meaning
causing overwhelming distress; very sad or disappointing
Example
The documentary showed heartbreaking scenes of children in poverty.
纪录片展示了贫困中孩子们令人心碎的场景。
C1 adjective /ˈhæpləs/

hapless

不幸的, 值得同情的
Meaning
unfortunate, unlucky, deserving pity
Example
The hapless traveler lost his passport on the very first day.
那个不幸的旅行者在第一天就丢失了护照。
C1 adjective /ˌhɑːrdˈhɑːrtɪd/

hard-hearted

冷酷无情
Meaning
showing no kindness or sympathy; cruel
Example
The landlord was hard-hearted and refused to help the poor family.
房东是个冷酷无情的人，拒绝帮助贫困家庭。
B1 verb /hʊk/

hook

钩子
Meaning
to catch with a hook; to fasten
Example
He hooked the fish successfully.
他成功地钩住了那条鱼。
C1 noun /heɪz/

Haze

雾霾
Meaning
a slight obscuration of the lower atmosphere, typically caused by fine suspended particles; confusion
Example
The morning haze lifted gradually as the sun rose higher in the sky.
早晨的雾霾逐渐消散，随着太阳在空中升得更高。
C2 verb /haɪˈpɒθɪkeɪt/

hypothecate

Meaning
to pledge something, such as property, as security for a debt without giving up possession of it.
Example
The company hypothecated its assets to secure the loan.
B1 adjective /hɪˈstɔːrɪkəl/

historical

历史的
Meaning
Related to history or past events.
Example
The museum has a large collection of historical documents.
博物馆收藏了大量历史文件。
B2 noun /həˈraɪ.zənz/

horizons

地平线
Meaning
The limit of a person's mental perception, experience, or interest.
Example
The telescope opens new horizons for astronomy.
望远镜为天文学打开了新的地平线。
C2 noun /ˈhɜːrmɪtɪdʒ/

hermitage

隐居地
Meaning
A secluded residence or retreat, often for a hermit or religious recluse.
Example
The monk spent years in a hermitage deep in the forest.
那位和尚在森林深处的隐居地里度过了多年。
C2 adjective /hɪk/

Hick

乡巴佬; 农民
Meaning
unsophisticated person from a rural area; country bumpkin
Example
He had a hick accent from growing up in a small town.
他有着乡巴佬的口音，因为他在一个小镇长大。
B2 noun /ˈhɔːrmoʊn/

hormone

荷尔蒙
Meaning
a chemical substance produced in the body that influences how the body grows or functions
Example
Insulin is a hormone that controls blood sugar levels.
胰岛素是一种控制血糖水平的荷尔蒙。
C2 noun ˌhiː.məˈfɪl.i.ə

hemophilia

血友病
Meaning
A medical condition in which the ability of the blood to clot is severely reduced, causing the sufferer to bleed severely from even a slight injury.
Example
Hemophilia treatment benefits from genetic editing.
血友病治疗受益于基因编辑。
C1 noun /hɪm/

hymn

Meaning
A religious song or poem of praise to God or a deity.
Example
The congregation sang a hymn during the morning service.
C1 adjective /ˌhaɪdroʊɪˈlɛktrɪk/

hydroelectric

水力发电
Meaning
Relating to or denoting the generation of electricity using flowing water.
Example
The country invested heavily in hydroelectric power plants.
该国在水力发电厂上进行了大量投资。
C1 noun /ˈhʌbʌb/

hubbub

喧闹
Meaning
a loud noise caused by a crowd of people talking or shouting
Example
There was a hubbub in the market as the sale began.
市场上因为销售开始而产生了喧闹。
C2 verb /ˈhæri/

harry

骚扰, 追扰
Meaning
to constantly attack, harass, or annoy
Example
The army harried the enemy with sudden raids.
军队通过突袭不断攻击敌人。
C1 noun /ˈhɑː.mɪdʒ/

Homage

致敬; 尊敬; 颂扬
Meaning
special honor or respect shown publicly; tribute paid to someone in recognition of their merit
Example
The memorial service was a touching homage to the brave soldiers who sacrificed their lives.
纪念活动是对那些为国捐躯的勇敢士兵的感人致敬。
A1 pronoun /hiː/

he

他 (男性)
Meaning
used to refer to a male person or animal already mentioned or easily identified
Example
He is my best friend.
他是我最好的朋友。
A2 adjective /ˈhevi/

Heavy

沉重的
Meaning
having great weight; intense or severe
Example
The heavy suitcase was difficult to carry up the stairs.
沉重的行李箱很难提上楼。
C2 noun /haɪˈdrɒmɪtər/

hydrometer

Meaning
An instrument used to measure the density or specific gravity of liquids.
Example
The brewer used a hydrometer to test the sugar content of the solution.
A1 adjective /hɒt/

Hot

热的; 温暖的; 灼热的;
Meaning
having high temperature; warm; heated;
Example
The coffee is too hot to drink.
咖啡太热了，不能喝。
B1 noun/verb /hɪnt/

hint

提示
Meaning
a small piece of advice or suggestion; to suggest something indirectly
Example
She gave me a hint about the surprise party.
她给了我一个关于惊喜派对的提示。
B2 noun /hɜːb/ (US) /hɜːb/ or /ɜːb/

herb

草药
Meaning
a plant used for flavoring food, medicine, or perfume
Example
Basil is a popular herb used in Italian cuisine.
罗勒是意大利料理中常用的草药。
B2 noun ˈhɛr.ɪ.tɪdʒ

heritage

遗产
Meaning
Property that is or may be inherited; something transmitted by or acquired from a predecessor; cultural traditions and practices that are passed down.
Example
Bangladesh has a rich cultural heritage.
孟加拉国有着丰富的文化遗产。
C1 noun ˈhaɪ.drə.dʒən ˈpaʊ.əd bʌsɪz

hydrogen-powered buses

氢能公交车
Meaning
Buses powered by hydrogen fuel cells that produce only water vapor as emission.
Example
Hydrogen-powered buses reduce air pollution.
氢能公交车减少空气污染。
C2 noun, verb /ˈhæmstrɪŋ/

hamstring

大腿后部的肌腱; 作为动词，限制或严重削弱某人或某物的效能
Meaning
a tendon at the back of the thigh; as a verb, to cripple or severely restrict the effectiveness of someone or something.
Example
Budget cuts hamstrung the organization’s plans.
预算削减削弱了该组织的计划。
B2 adjective /hɪˈstɛrɪkəl/

hysterical

极其搞笑或情绪失控
Meaning
Extremely funny or uncontrollably emotional.
Example
The comedian's jokes were absolutely hysterical.
这位喜剧演员的笑话简直太搞笑了。
B2 noun /ˈher ˌpɪn/

Hair pin

发簪
Meaning
a thin piece of metal or plastic used to hold hair in place
Example
She used several hair pins to secure her elegant updo.
她用几根发簪固定住她的优雅盘发。
C2 adjective/noun /haɪˈbɜːrniən/

hibernian

爱尔兰的
Meaning
Relating to Ireland or the Irish.
Example
He enjoyed reading about Hibernian culture and history.
他喜欢阅读关于爱尔兰文化和历史的书籍。
C1 adjective /ˈheɪt.fəl/

Hateful

可憎的
Meaning
causing or deserving hatred; extremely unpleasant or offensive
Example
His hateful comments hurt everyone's feelings.
他那些充满仇恨的评论伤害了每个人的感情。
C2 adjective /hərˈmɛtɪk/

hermetic

密封的
Meaning
Completely sealed, especially so that no air can enter or escape.
Example
The medicine was kept in a hermetic container.
药物被保存在一个密封的容器中。
A2 adjective /hjuːdʒ/

huge

巨大的
Meaning
extremely large in size or amount
Example
The stadium was filled with a huge crowd.
体育场被一群巨大的观众填满。
C2 noun /hoʊ/

Hoe

锄头
Meaning
a gardening tool with a thin metal blade used for breaking up soil and removing weeds
Example
The farmer used a hoe to remove weeds from his vegetable garden.
农夫使用锄头从他的蔬菜园中移除杂草。
C2 noun /ˈhoʊʒəri/

hosiery

长袜和腿部衣物
Meaning
Stockings, socks, and other knitted clothing for the legs and feet.
Example
She bought new hosiery for the winter season.
她为冬季季节买了新的长袜。
C2 noun /ˈhaɪərlɪŋ/

hireling

雇佣者
Meaning
A person who works for payment only, often with little loyalty or principle.
Example
The mercenary was dismissed as just a hireling with no real loyalty.
雇佣兵被解雇，只是一个没有真正忠诚的雇佣者。
B1 verb /haɪər/

hire

雇用
Meaning
to employ someone for wages; to rent or engage services
Example
The company will hire new employees next month.
公司将在下个月雇用新员工。
C2 noun /hɪˈdʒɛməni/ or /ˈhɛdʒəmoʊni/

hegemony

霸权
Meaning
leadership or dominance, especially by one state or group over others
Example
The empire maintained its hegemony over neighboring states.
帝国保持了对邻国的霸权。
B2 noun /ˈhoʊmlænd/

homeland

故乡
Meaning
a person's native country or region
Example
She returned to her homeland after ten years abroad.
她在国外十年后回到了她的故乡。
B1 adjective /ˈhoʊpləs/

Hopeless

绝望的; 没有希望的
Meaning
feeling or causing despair about something; without hope; desperate
Example
The situation seemed hopeless until help arrived.
直到帮助到来之前，情况看起来毫无希望。
B2 noun /ˈɑːnər/

honor

荣誉
Meaning
high respect; great esteem
Example
He received an award in honor of his achievements.
他因他的成就而获得了一项荣誉。
C2 adjective /ˈhʌski/

husky

Meaning
deep, rough, and slightly hoarse voice; also refers to a strong and sturdy build
Example
He spoke in a husky voice after shouting all day.
C1 adjective ˌhaɪ.pəˈθet.ɪ.kəl

hypothetical

假设的, 假定的, 理论的
Meaning
Based on or serving as a hypothesis; supposed but not necessarily real or true.
Example
The discussion was based on hypothetical scenarios.
讨论基于假设的场景。
C1 noun /hjuː/

hue

颜色
Meaning
A color or shade.
Example
The artist chose a soft blue hue for the background.
艺术家为背景选择了柔和的蓝色。
C1 noun /ˈhɪr.seɪ/

Hearsay

谣言
Meaning
information received from other people that one cannot adequately substantiate; rumor
Example
The accusations were based on hearsay rather than concrete evidence or eyewitness testimony.
这些指控是基于谣言，而不是确凿的证据或目击者证词。
C1 noun /haɪˈeɪtəs/

hiatus

间歇
Meaning
A pause or break in continuity of a process or activity.
Example
The show returned after a long hiatus.
节目在长时间的间歇后重新开始。
A2 noun /ˈherˌdrɛsər/

hairdresser

理发师
Meaning
a person whose job is to cut, style, and treat hair
Example
The hairdresser gave me a stylish haircut before the wedding.
理发师在婚礼前给我做了一个时尚的发型。
A1 noun /ˈhɒs.pɪ.təl/

hospital

医院
Meaning
an institution where sick or injured people are given medical treatment
Example
He was taken to the hospital after the accident.
事故发生后，他被送往医院。
B2 noun /ˈhʌrɪkən/

hurricane

飓风
Meaning
A violent tropical storm with very strong winds and heavy rain.
Example
The hurricane destroyed hundreds of homes along the coast.
飓风摧毁了沿海的数百座房屋。
C2 noun /ˌhjuː.mɪ.fɪˈkeɪ.ʃən/

humification

腐殖作用
Meaning
The process of organic matter decomposition to form humus in soil.
Example
Humification enhances soil structure and fertility.
腐殖作用增强了土壤的结构和肥力。
A2 adjective /ˈɑːnɪst/

honest

诚实
Meaning
free of deceit and untruthfulness; sincere
Example
She is known as an honest and trustworthy person.
她被认为是一个诚实和值得信赖的人。
B1 noun /ˈhɛlθˌkɛər/

health-care

幸福
Meaning
the organized provision of medical services to maintain or improve health
Example
Access to quality health-care is essential for every citizen.
当她收到奖项时，她无法掩饰自己的幸福。
C1 noun /ˈheəˌkʌtər/

haircutter

理发师
Meaning
a person whose job is to cut and style hair; barber or hairdresser
Example
The haircutter gave me a neat and stylish haircut.
理发师给我剪了一个好发型。
A1 noun /hæt/

Hat

帽子
Meaning
a covering for the head, typically with a brim and worn outdoors
Example
He always wears a hat when working in the garden.
他在花园工作时总是戴着帽子。
B2 noun /ˌhɪp.əˈpɒt.ə.məs/

Hippopotamus

河马
Meaning
a large, mostly herbivorous mammal that lives in and around water in Africa
Example
The hippopotamus spends most of its day in the water.
河马将大部分时间都花在水中。
A1 verb /hɪər/

hear

听
Meaning
to perceive sound; to listen to
Example
I can hear the birds singing.
我能听见鸟儿唱歌。
C2 noun /ˌhæŋ.ər ˈɒn/

hanger-on

跟班
Meaning
a person who spends time with a powerful or famous person to gain benefits.
Example
The celebrity was always surrounded by hangers-on.
这位名人总是被跟班围绕着。
A1 adjective /hɑːrd/

hard

困难
Meaning
solid, firm, or difficult to do or endure
Example
The exam was very hard for most students.
对大多数学生来说，考试非常困难。
A2 verb /hʌɡ/

hug

拥抱
Meaning
to hold someone tightly in your arms to show affection or comfort
Example
She hugged her friend before leaving for the airport.
她在去机场前拥抱了她的朋友。
C2 adjective /ˌhaɪ ˈfloʊn/

high-flown

夸张的
Meaning
Using fancy or pretentious language; lofty in style but often overblown.
Example
The politician gave a high-flown speech full of promises.
那位政治家发表了一篇充满承诺的夸张演讲。
B2 noun /hɪˈstɔːriən/

historian

历史学家
Meaning
a person who studies or writes about history
Example
The historian gave a lecture on ancient civilizations.
历史学家讲授了一堂关于古代文明的讲座。
A2 noun /ˈhɒki/

hockey

曲棍球
Meaning
a sport played with sticks and a ball or puck on ice or a field
Example
He plays hockey for the national team.
他为国家队打曲棍球。
A2 adverb /ˈɒnɪstli/

honestly

诚实地
Meaning
in a truthful, sincere, or fair way
Example
She spoke honestly about her mistakes.
她诚实地谈论了自己的错误。
A2 noun /hɛlθ/

health

健康
Meaning
The state of being free from illness or injury.
Example
Exercise is important for good health.
锻炼对保持良好的健康很重要。
C1 verb /hoʊn/

hone

磨锐，改善技能
Meaning
To sharpen a blade or to improve a skill through practice.
Example
She honed her presentation skills before the big meeting.
她在大会议之前磨练了自己的演讲技巧。
C1 noun /ˈhaɪbrɪd/

hybrid

混合动力
Meaning
a mixture of two different things, often combining the best qualities of both
Example
The car is a hybrid that runs on both electricity and fuel.
这辆车是一辆混合动力车，既能使用电力，也能使用燃料。
B2 adjective /ˈhɒs.taɪl/

Hostile

敌对的; 具有攻击性的; 对抗性的;
Meaning
unfriendly; aggressive; antagonistic;
Example
The hostile environment made it difficult to work.
敌对环境让工作变得更加困难。
A2 adverb, conjunction /haʊˈɛvər/

however

然而
Meaning
used to introduce a statement that contrasts with or seems to contradict something previously said
Example
The journey was long; however, it was enjoyable.
旅程很长；然而，它是愉快的。
B2 noun hɛdʒ

hedge

对冲策略
Meaning
A way of protecting oneself against financial loss or other adverse circumstances.
Example
Investors use hedging strategies to protect against market volatility.
投资者使用对冲策略来保护自己免受市场波动的影响。
C1 adjective /ˈhær.oʊ.ɪŋ/

harrowing

令人痛苦的和可怕的
Meaning
extremely distressing or upsetting
Example
It was a harrowing experience to witness the accident.
目睹事故是一次令人痛苦的经历。
B2 adjective /ˈhjuː.mər.əs/

Humorous

幽默的; 好笑的; 引起笑声的;
Meaning
funny; amusing; causing laughter;
Example
His humorous stories always make everyone laugh.
他的幽默故事总是让每个人都笑。
C1 noun /hjuːˈmɪl.ɪ.ti/

humility

Meaning
The quality of having a modest or low view of one's importance.
Example
She accepted the award with grace and humility.
B1 noun /ˈhɛdˌlaɪn/

headline

头条新闻
Meaning
The title of a newspaper article printed in large letters.
Example
The scandal made front-page headlines.
丑闻成为了头条新闻。
C2 adjective /ˈhɜːrsuːt/

hirsute

Meaning
Having a lot of hair, especially in an unusual place.
Example
The hirsute man stood out in the crowd with his long beard.
B1 noun /hjuːˈmænɪti/

humanity

人性
Meaning
the quality of being human; kindness or compassion towards others; all human beings collectively
Example
Kindness is one of the greatest expressions of humanity.
善良是人性最伟大的表现之一。
C1 adjective /ˌhɛtərəˈʤiːniəs/

heterogeneous

异质的
Meaning
consisting of different kinds or diverse elements
Example
The classroom was filled with a heterogeneous group of students.
教室里充满了一个异质的学生群体。
C1 adjective /ˈhɛdˌstrɔŋ/

headstrong

固执
Meaning
Determined to do what one wants, even if it is not sensible.
Example
The headstrong child refused to listen to anyone.
固执的孩子拒绝听任何人的话。
C1 noun /ˈhɪp.ə.krɪt/

Hypocrite

伪君子; 假仁假义者
Meaning
a person who acts in contradiction to their stated beliefs or feelings; a pretender
Example
Don't be a hypocrite by demanding honesty from others while lying yourself.
不要做伪君子，要求别人诚实，而自己却撒谎。
B1 noun /hel/

Hell

地狱; 痛苦的状态; 极其不愉快的经历
Meaning
a place regarded in various religions as a spiritual realm of evil and suffering; an extremely unpleasant experience
Example
Working in the factory during summer was absolute hell due to the extreme heat.
在工厂里工作时，由于极端的高温，简直是地狱。
B1 adverb /ˈhaɪli/

highly

高度
Meaning
to a great degree; very
Example
She is highly respected in her field.
她在她的领域中受到高度尊敬。
B2 noun /ˈhɛdˌkwɔːrtərz/

headquarters

总部
Meaning
The main office or center of operations of an organization.
Example
The company’s headquarters is located in New York.
公司的总部位于纽约。
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
B2 noun /hiːl/

Heel

脚跟
Meaning
the back part of the human foot below the ankle
Example
She wore shoes with high heels to the party.
她穿着高跟鞋去参加聚会。
C2 adjective /ˈhæl.si.ən/

halcyon

宁静的
Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
她经常回忆起她童年时宁静的日子。
B2 noun /heɪl/

Hail

冰雹
Meaning
pellets of frozen rain that fall in showers from cumulonimbus clouds; a greeting or acclaim
Example
The sudden hailstorm damaged many cars in the parking lot with large ice pellets.
突如其来的冰雹风暴用大冰粒损坏了停车场里的许多汽车。
C2 noun /hæɡ/

Hag

巫婆
Meaning
an ugly old woman, especially a vicious or malicious one; a witch
Example
In the fairy tale, the wicked hag lived alone in a cottage deep in the forest.
在这个童话故事中，邪恶的巫婆独自生活在森林深处的小屋里。
C1 verb /hɜːrl/

hurl

Meaning
To throw something with great force.
Example
The boy hurled a stone into the river.
C1 verb /ˈhaɪdʒæk/

hijack

劫机
Meaning
to take control of a vehicle or situation illegally or by force
Example
The criminals attempted to hijack the airplane.
罪犯试图劫持飞机。
C1 noun /ˈhæv.ək/

Havoc

广泛的破坏；极大的混乱或无序；混乱
Meaning
widespread destruction; great confusion or disorder; chaos
Example
The hurricane wreaked havoc on the coastal towns, destroying homes and businesses.
飓风在沿海城镇造成了大规模的破坏，摧毁了房屋和商业。
C2 noun /ˈhɛksəˌpɒd/

hexapod

六足动物
Meaning
An insect or other organism with six legs.
Example
The scientist observed a hexapod crawling on the leaf.
科学家观察到一个六足动物在叶子上爬行。
B2 adjective /ˈhɑlːoʊ/

Hollow

空的; 中空的;
Meaning
having an empty space inside; lacking substance or meaning; insincere
Example
The hollow tree trunk provided shelter for small animals.
空心树干为小动物提供了庇护。
B1 adverb /ˌhæfˈweɪ/

halfway

半路上
Meaning
at or to a point equal in distance between two points
Example
We met halfway between the two towns.
我们在两个城市之间的半路上相遇。
B2 adjective /ˌhɒrɪˈzɒntəl/

horizontal

水平的
Meaning
parallel to the horizon; flat and level from side to side
Example
The table must be perfectly horizontal to keep the glass from sliding.
桌子必须保持水平，杯子才不会滑动。
C2 adjective /ˈhaɪndmoʊst/

hindmost

最远的
Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
车队中最远的车先坏了。
C2 noun /ˈhæbɪtənt/

habitant

居民
Meaning
An inhabitant; a person or animal that lives in a particular place.
Example
The habitants of the village were friendly and welcoming.
村庄的居民友好而热情。
C2 adverb /hərˈmɛtɪkli/

hermetically

密封地
Meaning
In a way that is completely airtight or sealed off.
Example
The jars were hermetically sealed to preserve freshness.
罐子被密封起来以保持新鲜。
C1 adjective /ˈhɔː.ti/

Haughty

傲慢的; 高傲的
Meaning
arrogantly superior and disdainful; showing excessive pride
Example
She gave him a haughty look and walked away.
她给了他一个傲慢的眼神，走开了。
C1 noun /ˈhaɪndsaɪt/

hindsight

事后诸葛亮
Meaning
Understanding of a situation only after it has happened.
Example
With the benefit of hindsight, we realized the decision was a mistake.
在事后我们意识到这个决定是个错误。
B2 adjective /ˈhek.tɪk/

Hectic

忙碌的; 激烈的; 充满活动的
Meaning
very busy and full of activity; frantic; characterized by intense activity or excitement
Example
My schedule has been hectic lately with back-to-back meetings.
最近我的日程表因为连场会议而变得忙碌。
C1 adjective /ˌhɒməˈdʒiːniəs/

homogeneous

同质的，一致的
Meaning
Of the same kind; alike.
Example
The team was not homogeneous in their skills.
该团队在他们的技能上不是同质的。
C1 noun /ˈherən/

Heron

苍鹭
Meaning
large wading bird with long legs and neck that feeds on fish
Example
The heron stood motionless by the water's edge, waiting for fish.
苍鹭静静地站在水边，等待着鱼。
B2 noun /haɪˈiː.nə/

Hyena

鬣狗
Meaning
a wild animal of Africa and Asia that looks like a dog and makes a sound like laughter
Example
The hyena laughed in the darkness of the night.
猎狗在黑暗的夜晚笑了。
C1 adjective /ˈhæɡ.ərd/

Haggard

看起来疲惫和虚弱，尤其是由于疲劳、担忧或痛苦
Meaning
looking exhausted and unwell, especially from fatigue, worry, or suffering
Example
After working three nights without sleep, he looked haggard.
经过三夜没睡觉，他看起来很疲惫。
A2 adjective ˈhjuː.mən

human

人类的
Meaning
Relating to or characteristic of people or human beings; showing the better qualities of humankind, such as kindness.
Example
Human values shape social systems.
人类的价值观塑造了社会体系。
C1 adverb /ˈhʌŋ.ɡrə.li/

Hungrily

饥饿地; 贪婪地; 渴望地
Meaning
in a way that shows hunger; greedily; eagerly
Example
The dog ate hungrily after not eating for hours.
狗在几个小时没吃东西后，饥饿地吃了起来。
C2 noun /ˈhɛfər/

heifer

小母牛
Meaning
a young cow that has not borne a calf
Example
The farmer raised a heifer for dairy production.
农民为乳制品生产养了一头小母牛。
C1 noun /ˈhɔːrtɪˌkʌltʃər/

horticulture

Meaning
The art or practice of garden cultivation and management.
Example
Horticulture plays a vital role in producing fruits, vegetables, and ornamental plants.
C2 verb /ˈhɜːrtl/

hurtle

快速行驶
Meaning
To move or cause to move at great speed, often in a dangerous way.
Example
The car hurtled down the mountain road.
汽车快速行驶在山路上。
B2 noun ˈhæbɪtæt lɒs

Habitat Loss

栖息地丧失
Meaning
The destruction or disappearance of natural environments where organisms live.
Example
Habitat loss is one of the biggest threats to butterflies.
栖息地丧失是蝴蝶面临的最大威胁之一。