harmonious
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B2 adjective /hɑːrˈmoʊ.ni.əs/

harmonious

和谐的, 协调的, 一致的
Meaning
Characterized by agreement or concord; forming a pleasing or consistent whole.
Example
A harmonious work environment boosts productivity.
和谐的工作环境提高了生产力。
C2 noun /ˈhjuːməs/

humus

腐殖土
Meaning
The dark, organic material in soil formed from decayed plants and animals.
Example
The gardener enriched the soil with humus to improve plant growth.
园丁将腐殖土混入土壤中以促进植物生长。
A2 adjective /ˈhelp.fəl/

Helpful

有帮助的; 有益的
Meaning
giving or providing assistance; useful; beneficial
Example
She was very helpful in organizing the event.
她在组织活动中非常有帮助。
C1 noun (plural) /ˈhɪntərlændz/

hinterlands

偏远地区
Meaning
Plural of hinterland; remote or less developed regions.
Example
Explorers traveled deep into the hinterlands of the country.
探险者深入到该国的偏远地区。
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。
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。
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 adjective /ˌhæpˈhæz.ɚd/

haphazard

杂乱无章
Meaning
Lacking any obvious principle of organization; random.
Example
His haphazard approach led to project failure.
他的杂乱无章的方法导致了项目失败。
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?
A2 noun ˈhɪrəʊ

hero

英雄
Meaning
A person who is admired or idealized for courage, outstanding achievements, or noble qualities.
Example
Sydney Carton becomes the ultimate hero through his sacrifice.
悉尼·卡顿通过他的牺牲成为了终极英雄。
C2 verb /haɪ/

hie

赶快去
Meaning
to go quickly; hasten
Example
He hied to the station to catch the train.
他赶快去车站赶火车。
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。
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。
A2 noun /ˈhæb.ɪt/

habit

习惯
Meaning
A settled or regular tendency or practice, especially one that is hard to give up.
Example
Eye rubbing is a harmful habit.
揉眼睛是一种有害的习惯。
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 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。
A1 noun /ˈhɒlɪdeɪ/

holiday

假期
Meaning
A day of celebration or rest when most people do not work.
Example
We are planning a trip during the summer holiday.
我们计划在暑假期间去旅行。
A2 noun /haɪt/

height

高度
Meaning
the measurement of someone or something from base to top
Example
The height of the tower impressed the visitors.
塔的高度给游客留下了深刻的印象。
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。
C2 adjective /ˈhæŋ.dɔːɡ/

hangdog

尴尬
Meaning
looking or feeling ashamed, guilty, or defeated.
Example
He gave me a hangdog look after being caught lying.
他在被抓到撒谎后，给了我一个尴尬的表情。
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 /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 noun /hɔrn/

Horn

角
Meaning
a hard pointed projection on the head of certain animals; a musical instrument
Example
The rhinoceros used its horn to defend itself.
犀牛用角来保护自己。
C1 adverb /ˈheɪs.tɪ.li/

Hastily

匆忙地
Meaning
in a hurried or rushed manner; quickly and carelessly
Example
She hastily packed her bags before leaving for the airport.
她匆忙地收拾行李，赶去机场。
C1 noun /hʌl/

hull

船体 / 种子外壳
Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
水手们检查了船体是否有损坏。
B1 adjective /ˈhæn.səm/

handsome

Meaning
attractive in appearance, usually referring to men; also can mean generous or impressive in size.
Example
He looked very handsome in his new suit.
C1 adjective /ˈhiːdləs/

heedless

疏忽
Meaning
showing a reckless lack of care or attention
Example
He drove with heedless disregard for the rules.
他开车时对规则表现出疏忽。
B2 verb /hɔːnt/

haunt

困扰
Meaning
to trouble persistently; to visit as a ghost
Example
The old memories still haunt me.
旧的记忆仍然困扰着我。
C2 adjective /ˌhɛtərəʊˈmɔːrfɪk/

heteromorphic

异形的
Meaning
Having different forms or shapes, especially in the same species or organism.
Example
Butterflies are heteromorphic during their life cycle, changing forms from larva to adult.
蝴蝶在它们的生命周期中是异形的，从幼虫到成虫改变形态。
C2 adjective /haɪˈbɜːrnəl/

hibernal

Meaning
Relating to or occurring in winter.
Example
The hibernal season is often harsh in the mountains.
B1 noun/verb /ˈhʌntɪŋ/

hunting

狩猎
Meaning
the activity of chasing and killing wild animals
Example
Hunting is strictly regulated in many countries.
狩猎在许多国家受到严格监管。
C2 noun /ˌhoʊ.mi.oʊˈsteɪ.sɪs/

homeostasis

体内平衡，由生理过程维持的生理稳定性
Meaning
The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Example
The human body maintains homeostasis through temperature regulation.
人体通过温度调节维持同态稳态。
C2 verb /hjuː/

hew

砍
Meaning
To chop or cut something, especially wood or stone, with a tool.
Example
The workers hewed logs to build the cabin.
工人们砍伐木材建造小屋。
B2 adjective /ˈhevənli/

Heavenly

天上的; 神圣的; 美味的
Meaning
relating to heaven; extremely pleasant or beautiful
Example
The chocolate cake had a heavenly taste that melted in my mouth.
巧克力蛋糕有一种天上的味道，在我口中融化了。
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

极北的
Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
探险者为北极的极北气候做准备。
C2 adjective /ˈhʌmdrʌm/

humdrum

单调
Meaning
Lacking excitement or variety; dull and monotonous.
Example
She grew tired of the humdrum routine of office life.
她厌倦了办公室生活的单调例行公事。
C1 adjective /ˈhæloʊd/

hallowed

神圣
Meaning
regarded as holy or greatly respected
Example
They walked across the hallowed halls of the old university.
他们走过了老大学的神圣大厅。
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。
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。
C2 adjective /ˈhɔːrtətɔːri/

hortatory

Meaning
Intended to encourage or urge to action.
Example
The manager’s hortatory words inspired the team to work harder.
B2 adjective /ˈhɑːrti/

Hearty

热情友好; 丰富而滋养
Meaning
enthusiastic and friendly; substantial and nourishing
Example
He gave us a hearty welcome when we arrived at his home.
当我们到达他家时，他给了我们热情的欢迎。
B2 adjective /hɑːrʃ/

Harsh

严厉的; 粗糙的; 残酷的; 严格的
Meaning
unpleasantly hard or rough in texture; cruel or severe
Example
The teacher gave harsh criticism about my work.
老师对我的工作给出了严厉的批评。
C2 adjective /ˌhæɡ.i.əˈɡræf.ɪk/

hagiographic

过度恭维的
Meaning
Excessively flattering or idealized, often in a biography or portrayal of someone.
Example
The documentary was criticized for its hagiographic portrayal of the leader.
这部纪录片因其对领导者的过度恭维描写而受到批评。
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。
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。
C2 adjective /həˈmɑː.lə.ɡəs/

homologous

同源的 (结构)
Meaning
Having the same relation, relative position, or structure, especially due to evolutionary origin.
Example
The wings of bats and the arms of humans are homologous structures.
蝙蝠的翅膀和人类的手臂是同源结构。
C1 verb /ˈheɪsən/

hasten

加速
Meaning
To move or act quickly; to cause something to happen sooner.
Example
He hastened to finish his work before the deadline.
他急忙在截止日期前完成工作。
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。
C2 noun /haɪˈdrɒl.ɪ.sɪs/

hydrolysis

水解
Meaning
A chemical process that breaks down compounds by adding water, splitting complex molecules into simpler forms.
Example
Hydrolysis breaks down complex molecules into simpler forms.
水解将复杂的分子分解成更简单的形式。
C1 verb /ˈhʌsəl/

hustle

努力 / 快速移动
Meaning
to move quickly and energetically; to push or work hard to achieve something
Example
She had to hustle to finish the project on time.
她必须努力工作才能按时完成项目。
A1 verb /ˈhæpən/

happen

发生
Meaning
to occur or take place; to come about by chance
Example
What happened at the meeting yesterday?
昨天会议上发生了什么?
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.
B2 adverb /hɪˈstɒrɪkli/

historically

历史上
Meaning
in a way that relates to history or past events
Example
Historically, this city was a major trade center.
历史上，这座城市曾是一个重要的贸易中心。
C2 noun /ˌhaɪpəkəˈnektɪvɪti/

hyperconnectivity

超连接性
Meaning
The state of being extensively connected to other people, places, information, etc., through digital technology.
Example
Hyperconnectivity has changed the dynamics of human interaction.
超连接性改变了人类互动的动态。
B2 adjective; past participle /ˈɒnəd/

honoured

感到荣幸的
Meaning
treated with respect or distinction; feeling proud and privileged
Example
She felt deeply honoured to receive the award.
她因获得这个奖项而感到非常荣幸。
B2 noun /ˈhaɪdrədʒən/

hydrogen

氢气
Meaning
a colorless, odorless, highly flammable gas that is the lightest and most abundant chemical element in the universe
Example
Hydrogen is used as a clean fuel in many energy systems.
氢气在许多能源系统中作为清洁燃料使用。
C1 noun /ˈhɒl.ə.kɔːst/

holocaust

大屠杀
Meaning
A large-scale destruction, especially by fire; historically, the genocide of Jews during World War II.
Example
Millions of people perished during the Holocaust.
在大屠杀期间，数百万人死亡。
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。
C1 noun /ˌhaɪ.roʊˈɡlɪf.ɪks/

hieroglyphics

象形文字
Meaning
a system of writing using pictures or symbols, used especially by ancient Egyptians
Example
The tomb walls were covered with Egyptian hieroglyphics.
坟墓的墙壁上刻有埃及的象形文字。
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。
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。
C1 noun /ˈheɪl.stɔːrm/

Hailstorm

冰雹风暴
Meaning
a violent storm with hail falling from the sky
Example
The hailstorm damaged many cars in the parking lot.
冰雹风暴损坏了停车场中的许多汽车。
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。
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 /heɪst/

Haste

匆忙; 急切
Meaning
swiftness of motion; urgent need of quick action; excessive speed or urgency
Example
In his haste to catch the train, he forgot to take his wallet from the table.
因为急于赶上火车，他忘了从桌子上拿走钱包。
C1 adjective /hɜːrˈbɪv.ər.əs/

Herbivorous

草食性
Meaning
feeding on plants; plant-eating
Example
Cows are herbivorous animals that graze on grass.
牛是草食性动物，吃草。
C1 noun /hɪˈpɑː.krə.si/

Hypocrisy

伪善
Meaning
the practice of claiming to have moral standards that one does not actually possess; insincerity
Example
His hypocrisy was exposed when he criticized others for the same mistakes he had made.
当他因为自己犯过的同样错误而指责别人时，他的伪善暴露无遗。
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。
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 hɪˈstɔːrɪk

historic

历史的
Meaning
Famous or significant in history, or potentially so.
Example
Victory Day is a historic moment for Bangladesh.
胜利日是孟加拉国的一个历史性时刻。
C2 noun /ˈhɪlək/

hillock

小丘
Meaning
A small hill or mound.
Example
The children climbed up the grassy hillock to watch the sunset.
孩子们爬上了草地上的小丘去看日落。
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。
B2 noun /hoʊm ˈdɪstrɪkt/

home district

家乡地区
Meaning
the district where a person was born or originally comes from
Example
He returned to his home district after many years abroad.
他在国外多年后回到了自己的家乡地区。
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 /ˈhæŋ.ər/

Hanger

衣架
Meaning
a shaped piece of wood, plastic, or metal with a hook at the top, used to hang up clothes
Example
She hung her dress on a wooden hanger to prevent it from getting wrinkled.
她把裙子挂在一个木衣架上，以防止它起皱。
C2 verb /ˈhɑːrtən/

hearten

鼓舞
Meaning
To give courage, confidence, or hope.
Example
The teacher’s encouragement heartened the students.
老师的鼓励给学生们带来了勇气。
C1 noun /ˈhɜː.mɪt/

Hermit

作为宗教修行生活在孤独中的人；远离社会的人
Meaning
a person living in solitude as a religious discipline; someone who withdraws from society
Example
The old hermit lived alone in a small cabin deep in the mountains, away from civilization.
这位年老的隐士住在山中的一间小屋里，远离文明。
C1 adjective /haɪˈdrɔːlɪk/

hydraulic

液压的
Meaning
operated by the pressure of liquid, especially water or oil
Example
The mechanic repaired the hydraulic system of the machine.
机械师修理了机器的液压系统。
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。
C1 adjective /ˌhaɪəˈrɑː.kɪ.kəl/

hierarchical

等级的
Meaning
arranged in order of rank or authority
Example
The company has a strict hierarchical structure.
该公司有一个严格的等级结构。
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。
C1 noun /ˈhɔː.kər/

Hawker

小贩
Meaning
a person who travels about selling goods, typically from door to door or on the street
Example
The hawker sold fresh fruits from his cart.
小贩从他的推车里卖出了新鲜的水果。
A1 pronoun /hɜːr/

her

她
Meaning
used to refer to a female person or animal already mentioned or easily identified
Example
I saw her at the park yesterday.
我昨天在公园看见了她。
A2 verb /hiːt/

heat

加热
Meaning
to make or become hot or warm
Example
Please heat the soup before serving.
请在上菜前加热汤。
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 /ˈhelp.ləs/

Helpless

无助的; 虚弱的; 易受伤的
Meaning
unable to defend oneself or act without help; powerless; vulnerable
Example
The child felt helpless when lost in the crowded market.
当孩子在拥挤的市场中迷路时，他感到无助。
B2 noun /hʌm/

Hum

嗡嗡声
Meaning
a low continuous sound; to make a low continuous droning sound
Example
The constant hum of the air conditioner helped her fall asleep peacefully.
空调的持续嗡嗡声帮助她安然入睡。
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。
C1 adjective /ˈhæb.ɪ.tə.bəl/

Habitable

宜居
Meaning
suitable or good enough to live in
Example
The planet Mars may become habitable in the future.
火星在未来可能变得宜居。
A1 noun /ˈaʊər/

hour

Meaning
A period of time equal to 60 minutes.
Example
The meeting lasted for two hours.
C2 noun /ˈhɔːzər/

hawser

用于系船或拖船的粗绳
Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
水手们用一根重的豪泽把船固定在码头。
A1 verb /hæv/

have

拥有
Meaning
to possess, own, or hold
Example
They have three children.
他们有三个孩子。
A2 verb /hʌnt/

hunt

狩猎
Meaning
to chase and kill wild animals; to search for something
Example
The tigers hunt their prey at night.
老虎在夜间追捕它们的猎物。
C1 verb /həˈluːsɪneɪt/

hallucinate

幻觉
Meaning
to see, hear, or sense things that are not actually present, often due to illness or drugs
Example
After taking the medicine, he began to hallucinate strange shapes.
服用药物后，他开始看到奇怪的形状。
B2 noun, adjective /hjuːˌmænɪˈtɛəriən/

humanitarian

人道主义者
Meaning
A person who seeks to promote human welfare, or something relating to human welfare and compassion.
Example
The organization provides humanitarian aid to disaster victims.
该组织为灾难受害者提供人道主义援助。
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。
A1 noun /haʊs/

house

房子
Meaning
A building for people to live in, usually with rooms and a roof.
Example
They bought a new house in the city.
他们在城市里买了一座新房子。
B1 verb/noun /haɪk/

hike

Meaning
To take a long walk in the countryside or mountains; also to increase suddenly (prices, rates, etc.).
Example
We decided to hike in the hills this weekend.
C2 noun /ˈhækəlz/

hackles

Meaning
the hairs on the back of an animal’s neck that rise when it is angry or alarmed; figuratively, feelings of anger or resentment
Example
His rude comment raised my hackles.
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 hoʊm əˈplaɪ.ənsɪz

home appliances

家用电器
Meaning
Electrical devices and machines used in households for daily tasks and convenience.
Example
Modern home appliances enhance convenience.
现代家用电器提升了便利性。
C1 adjective /həˈbɪtʃuəl/

habitual

习惯性的
Meaning
Done or doing constantly or as a habit; customary.
Example
He was a habitual latecomer to class.
他是一个上课习惯性迟到的人。
B2 adjective /hɪˈroʊɪk/

heroic

英勇的
Meaning
showing great bravery or courage; relating to a hero or heroes
Example
The firefighter made a heroic effort to save the child.
消防员英勇地努力拯救了那个孩子。
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 adverb /ˈhev.ɪ.li/

Heavily

猛烈地; 强烈地
Meaning
with great weight; to a great degree; intensely
Example
It rained heavily throughout the night.
整个晚上都在猛烈下雨。
B1 noun /ˈhɑːrdˌwɛr/

hardware

硬件
Meaning
the physical parts of a computer or electronic system, such as the monitor, keyboard, and processor
Example
The company upgraded its computer hardware to improve performance.
公司升级了计算机硬件以提高性能。
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。
C1 noun ˈhɪn.drəns

hindrance

障碍
Meaning
Something that creates difficulties or delays in progress.
Example
Lack of funds was a major hindrance to the project.
资金不足是该项目的一个主要障碍。
C1 verb /ˈhɪpnətaɪz/

hypnotize

催眠
Meaning
to put someone into a state of hypnosis; to influence someone's mind deeply
Example
The magician tried to hypnotize the audience.
魔术师试图催眠观众。
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。
A2 noun /hɔːl/

Hall

大厅; 走廊
Meaning
a large room for meetings, concerts, or other events; a corridor in a building
Example
The graduation ceremony was held in the main hall of the university.
毕业典礼在大学的主大厅举行。
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。
C2 noun /hɜːrs/

Hearse

灵车;
Meaning
a vehicle for conveying the coffin at a funeral; a funeral car
Example
The black hearse slowly made its way to the cemetery, followed by a procession of mourners.
黑色的灵车缓缓驶向墓地，后面跟着一队哀悼的人。
C2 noun /ˌhaɪdroʊməˈkænɪks/

hydromechanics

水力学
Meaning
The study of the mechanical properties and behavior of fluids in motion and at rest.
Example
Hydromechanics provides the foundation for naval architecture.
水力学为船舶设计提供了基础。
B1 adjective /ˈhoʊmləs/

homeless

无家可归
Meaning
Without a home, and therefore typically living on the streets.
Example
The organization helps homeless people find shelter.
该组织帮助无家可归的人找到庇护所。
B1 noun /ˈhɛlθˌkɛər/

healthcare

医疗保健
Meaning
the organized provision of medical care to people
Example
The country invested heavily in healthcare to improve public health.
该国在医疗保健方面进行了大量投资，以改善公共健康。
C1 adverb /ˈhed ɑn/

Head-on

正面
Meaning
directly facing; in direct confrontation or collision
Example
The two cars collided head-on at the intersection.
两辆车在交叉口发生了正面碰撞。
C2 verb /ˈhɛnˌpɛk/

henpeck

Meaning
To continually criticize, nag, or dominate (especially a husband).
Example
He felt henpecked by his overly controlling wife.
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。
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。
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。