hydroponics
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C1 noun ˌhaɪ.droʊˈpɒn.ɪks

hydroponics

水培
Meaning
Growing plants using nutrient-rich water instead of soil.
Example
Hydroponics allows crops to grow without soil.
水培技术允许作物在没有土壤的情况下生长。
C2 noun /hɒtʃ pɒtʃ/

Hotch potch

杂烩
Meaning
A mixed dish; a hodgepodge of ingredients cooked together
Example
She made a delicious hotch potch with rice, lentils, and vegetables.
她做了一道美味的霍奇波奇，里面有米饭、扁豆和蔬菜。
B1 verb /ˈhɛdɪŋ/

heading

驶向
Meaning
Moving in a particular direction.
Example
The ship is heading toward Antarctica.
船只正驶向南极洲。
B2 adjective /ˈhez.ɪ.tənt/

Hesitant

犹豫不决的; 不确定的; 拒绝的
Meaning
uncertain or unwilling to act; showing doubt or reluctance
Example
She was hesitant to accept the job offer.
她在接受工作邀请时犹豫不决。
B2 noun/verb /hɜːrd/

herd

Meaning
a large group of animals of the same type that live and feed together; or to gather animals into a group.
Example
The shepherd herded the sheep into the pen.
B2 noun /ˈhaʊs boʊt/

House boat

房船
Meaning
a boat that has been designed or modified to be used primarily as a home
Example
They spent their vacation on a beautiful house boat in the lake.
他们在湖上的美丽房船上度过了假期。
C2 noun /ˈhoʊl.stər/

holster

枪套
Meaning
A holder or case for carrying a gun, typically worn on a belt or shoulder.
Example
The sheriff kept his revolver in a leather holster.
警长将他的左轮手枪放在皮革枪套里。
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。
B2 noun /hʌt/

hut

小屋
Meaning
a small simple shelter or house
Example
They lived in a small wooden hut near the river.
他们住在靠近河流的一个小木屋里。
B1 adjective /ˈhoʊpfəl/

Hopeful

充满希望
Meaning
feeling or inspiring optimism about a future event; confident; optimistic
Example
He remained hopeful despite the challenges.
尽管面临挑战，他依然充满希望。
A1 noun /ˈhʌzbənd/

husband

丈夫
Meaning
A married man regarded in relation to his spouse.
Example
Her husband is very supportive of her career.
她的丈夫非常支持她的职业。
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.
C2 noun /ˈhænd ˌrɪŋɪŋ/

hand-wringing

过度担忧
Meaning
excessive worry or concern expressed in a visible or dramatic way.
Example
There was much hand-wringing over the political crisis.
关于政治危机有很多戏剧性的担忧。
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 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。
A1 noun /her/

Hair

头发
Meaning
any of the fine thread-like strands growing from the skin of humans and animals
Example
She decided to cut her long hair short for a fresh new look this summer.
她决定在这个夏天剪短她的长发，打造一个清新的新形象。
A1 interjection /hɑː/

ha

哈! (表示惊讶或喜悦的表达)
Meaning
used to express amusement, surprise, or triumph
Example
Ha! I knew you couldn’t resist joining us.
哈！我知道你无法抵挡加入我们的诱惑。
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。
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 /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 /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。
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。
C2 noun /ˈhɛklər/

heckler

打扰者
Meaning
A person who interrupts a speaker with rude or aggressive comments.
Example
The politician remained calm despite the heckler shouting from the crowd.
尽管人群中有打扰者大声叫喊，政治家仍然保持冷静。
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。
B2 verb /ˈhʌvər/

hover

在空中静止，不向前或后移动
Meaning
to remain in the air in one place without moving forward or backward
Example
The helicopter hovered over the city.
直升机悬停在城市上空。
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。
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。
C1 adjective /ˌhaɪ.drəˈpɒn.ɪk/

hydroponic

水培
Meaning
Relating to the process of growing plants in sand, gravel, or liquid, with added nutrients but without soil.
Example
Hydroponic farming allows crops to grow without soil.
水培农业允许作物在没有土壤的情况下生长。
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。
B2 noun /ˈhedʒhɒɡ/

Hedge-hog

刺猬
Meaning
a small mammal with a spiny coat that can roll into a ball for defense
Example
The hedgehog rolled into a ball when it felt threatened.
当刺猬感到威胁时，它滚成一团。
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 /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。
C1 adjective /ˈhɛlθfəl/

healthful

有益健康的
Meaning
Promoting good health; beneficial to health.
Example
A healthful diet includes fresh fruits and vegetables.
有益健康的饮食包括新鲜的水果和蔬菜。
C1 noun /hɑːrp/

Harp

竖琴
Meaning
a large triangular musical instrument with strings that are plucked
Example
The angel played a beautiful melody on the harp.
天使在竖琴上弹奏了一首美丽的旋律。
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 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。
B2 adjective /ˈhʌm.bəl/

Humble

谦虚的
Meaning
modest; not proud; unassuming;
Example
Despite his success, he remained humble and kind.
尽管他取得了成功，他仍然保持谦虚和善良。
B2 noun /ˈhænd.fʊl/

Handful

一把; 一小部分或数量; 难以控制的东西
Meaning
a quantity that fills the hand; a small number or amount; something difficult to control
Example
She grabbed a handful of nuts from the bowl before heading out for her walk.
她从碗里抓了一把坚果，然后去散步。
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。
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 phrase ˌhjuː.məˈnɪt.ər.i.kəˈtæs.trə.fi

humanitarian catastrophe

人道主义灾难
Meaning
A widespread disaster affecting human life, health, and well-being on a large scale.
Example
The war created a humanitarian catastrophe.
战争造成了人道主义灾难。
C1 adjective /ˈhæk.nid/

hackneyed

陈词滥调
Meaning
Used too often and therefore lacking originality or freshness.
Example
The speech was filled with hackneyed phrases that failed to inspire the audience.
演讲中充满了陈词滥调，未能激励听众。
B2 noun /er/

Heir

继承人
Meaning
a person legally entitled to the property or rank of another on that person's death
Example
The young prince was the rightful heir to the throne and would become king someday.
年轻的王子是合法的王位继承人，将来有一天会成为国王。
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。
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。
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 /ˈhaʊshoʊld/

household

家庭
Meaning
All the people living together in one house, considered as a unit.
Example
There are five people in our household.
我们家里有五个人。
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 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。
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。
B2 noun /hʌb/

hub

中心
Meaning
the central part of a place or activity where things converge
Example
The city is the hub of the country's trade network.
这座城市是该国贸易网络的中心。
C2 verb (past tense, past participle), adjective /ˈhæmstrʌŋ/

hamstrung

瘫痪或受限
Meaning
crippled or severely restricted in movement or progress.
Example
The team was hamstrung by lack of resources.
由于资源匮乏，团队陷入困境。
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。
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 verb /həˈræs/

harass

骚扰
Meaning
to persistently annoy or torment someone
Example
The employees complained that their boss harassed them.
员工抱怨他们的老板骚扰了他们
C2 noun /ˈhɒthɛd/

hothead

脾气暴躁的人
Meaning
a person who acts quickly and without thinking when angry
Example
He is such a hothead that he often starts arguments.
他是个脾气暴躁的人，经常挑起争执。
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。
B1 noun /ˈhændˌraɪ.tɪŋ/

handwriting

手写字
Meaning
the style or manner of writing by hand.
Example
Her handwriting is very neat and easy to read.
她的手写字非常整齐，容易阅读。
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。
B2 verb /ˈhezɪteɪt/

hesitate

犹豫
Meaning
to pause before acting; to be uncertain about what to do
Example
Don't hesitate to ask for help.
不要犹豫，随时寻求帮助。
A2 noun ˈhɪs.tər.i

History

历史
Meaning
The study of past events; a chronological record of events and heritage.
Example
The history of ancient civilizations fascinates scholars.
古代文明的历史吸引着学者。
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。
B2 adjective /ˈhoʊm.sɪk/

Homesick

想家; 离家的悲伤
Meaning
experiencing a longing for one's home during a period of absence from it; missing home
Example
After three months studying abroad, Maria felt increasingly homesick for her family.
在国外学习三个月后，玛丽亚越来越想念她的家人。
A1 adjective /ˈhæpi/

happy

快乐
Meaning
feeling or showing pleasure, contentment, or joy
Example
She was very happy to receive the gift.
她收到礼物时非常高兴。
A2 verb /hɪt/

hit

击打
Meaning
to strike; to reach a target
Example
He hit the ball with the bat.
他用球棒击打了球。
C1 adverb /ˌhɛdˈfɜrst/

headfirst

头朝前
Meaning
With the head leading; in a reckless or hasty manner.
Example
He dived headfirst into the pool.
他头朝前跳入游泳池。
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 /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。
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 verb /haɪd/

hide

藏
Meaning
to put or keep out of sight; to conceal from view
Example
Children like to hide during games.
孩子们喜欢在游戏中藏起来。
B2 adverb /ˈaʊər.li/

Hourly

每小时; 每小时发生或做的事; 持续
Meaning
every hour; happening or done each hour; continuously
Example
The weather report is updated hourly.
天气报告每小时更新一次。
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。
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 noun /ˈhjuː.mər/

humor

Meaning
The quality of being amusing or entertaining.
Example
His sense of humor always lightens the mood.
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 noun /ˈhʌmbʌɡ/

humbug

骗局, 胡说
Meaning
Deceptive or false talk or behavior; nonsense.
Example
He dismissed the idea as humbug.
他将这个想法视为胡说八道。
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。
B2 verb /hæk/

hack

Meaning
to cut or chop roughly; to gain unauthorized access to a computer system
Example
The programmer managed to hack into the system.
A1 noun, verb /hɛd/

head

头 / 领导
Meaning
The upper part of the human body or to lead or be in charge of something.
Example
She turned her head to look out the window.
她转动头来向窗外看。
B2 noun /heə(r)/

Hare

野兔
Meaning
a fast-running long-eared mammal that resembles a large rabbit
Example
The hare quickly ran across the field.
这只野兔快速地跑过田野。
C2 noun /ˈhɔːtɪnəs/

haughtiness

傲慢
Meaning
The appearance or quality of being arrogantly superior and disdainful.
Example
His haughtiness made him unpopular among his peers.
他的傲慢使他在同事中不受欢迎。
B2 noun helθ ˈhæzərdz

health hazards

健康危害
Meaning
Risks or dangers to physical health and well-being that can cause illness or injury.
Example
Plastic usage leads to significant health hazards.
塑料使用导致重大的健康危害。
A1 verb /hoʊld/

hold

握住
Meaning
to grasp or carry something; to maintain a position
Example
Please hold my hand.
请握住我的手。
C1 adjective /ˌhɪpəˈkrɪtɪkəl/

Hypocritical

虚伪的
Meaning
behaving in a way that contradicts one's stated beliefs or values
Example
It's hypocritical to preach honesty while lying yourself.
在讲诚实的同时撒谎是虚伪的。
C1 noun /ˈhɒməˌfoʊn/

homophone

同音异义词
Meaning
A word that is pronounced the same as another word but differs in meaning, and often spelling.
Example
The words 'pair' and 'pear' are homophones.
单词 'pair' 和 'pear' 是同音异义词。
B2 verb /hɔːlt/

halt

停止
Meaning
to stop or bring to a stop
Example
The train suddenly halted at the station.
火车突然在车站停了下来。
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。
C2 noun /ˈhɛdʒɪrə/ or /hɪˈdʒaɪrə/

hegira

迁徙, 流亡
Meaning
a journey, especially when undertaken to escape from a dangerous or undesirable situation
Example
The refugees began their hegira across the desert.
难民们开始了穿越沙漠的迁徙。
B1 noun /ˈhaʊswaɪf/

housewife

家庭主妇
Meaning
a married woman who manages a household and whose main occupation is caring for her family and home
Example
She chose to work as a housewife while raising her children.
她在抚养孩子期间选择当一名家庭主妇。
B2 noun /ˈhɑːr.mə.ni/

harmony

和谐
Meaning
A pleasing combination of different elements or a state of peaceful coexistence.
Example
A society thrives when there is harmony among its people.
一个社会在其人民之间有和谐时会繁荣。
C1 noun /ˈhæm.lət/

Hamlet

小村庄
Meaning
a small rural settlement, smaller than a village; a small community
Example
The tiny hamlet nestled in the valley had only a dozen houses and one small church.
位于山谷中的小村庄只有十几座房子和一座小教堂。
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。
C1 verb /hɔːrd/

hoard

囤积
Meaning
to accumulate and hide away a large supply of something, often secretly
Example
During the crisis, many people began to hoard food and water.
在危机期间，许多人开始囤积食物和水。
C1 noun /ˈhjuːbrɪs/

hubris

傲慢
Meaning
excessive pride or self-confidence
Example
His hubris led to his downfall.
他的傲慢导致了他的垮台。
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。
A1 noun /hoʊm/

home

家
Meaning
the place where one lives, especially with family; a residence
Example
She finally returned home after a long journey.
她在长途旅行后终于回到了家。
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 noun phrase /ˌhjuː ən ˈkraɪ/

hue and cry

抗议声
Meaning
A loud public outcry or protest, often demanding action.
Example
There was a hue and cry over the new policy changes.
因新政策变化，爆发了激烈的抗议声。
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。
A2 noun /hoʊl/

Hole

洞; 孔;
Meaning
a hollow place in a solid body or surface; an opening through something
Example
The dog dug a deep hole in the backyard to bury its favorite bone.
那只狗在后院挖了一个深洞来埋它最喜欢的骨头。
C2 noun /ˈhelmz.mən/

Helmsman

舵手; 船长
Meaning
a person who steers a ship or boat; the person at the helm of a vessel
Example
The experienced helmsman skillfully guided the yacht through the narrow channel during the storm.
经验丰富的舵手在暴风雨中熟练地引导游艇通过狭窄的航道。
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。
C1 noun ˈhɛroʊˌɪzəm

heroism

英雄主义
Meaning
Great bravery; the qualities or attributes of a hero.
Example
The heroism of freedom fighters inspires the nation.
自由斗士的英雄主义激励着国家。
C1 adverb/noun /ˌhɪərˈæftər/

hereafter

从现在起 / 来世
Meaning
from now on; in the future; also refers to life after death.
Example
Hereafter, all reports must be submitted electronically.
从现在起，所有报告必须通过电子方式提交。
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。
A2 adjective /ˈhɛl.θi/

healthy

健康的
Meaning
Good physical and mental condition, free from disease or illness.
Example
Regular exercise and a balanced diet keep the body healthy.
规律的锻炼和均衡的饮食保持身体健康。
C1 noun /ˈɛər.luːm/

heirloom

传家宝
Meaning
a valuable object that has belonged to a family for several generations
Example
The ring is a family heirloom passed down from her grandmother.
这枚戒指是家族的传家宝，代代相传。
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 adjective /ˈhɪd.ən/

Hidden

隐藏的; 秘密的; 看不见的
Meaning
concealed from view; kept secret; not visible or apparent
Example
There was a hidden camera in the room.
房间里有一个隐藏的摄像头。
C1 noun /ˈhɑː.mɪ.saɪd/

Homicide

谋杀
Meaning
the deliberate and unlawful killing of one person by another; murder
Example
The detective was assigned to investigate the homicide that occurred downtown last night.
侦探被指派调查昨晚发生在市中心的谋杀案。
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 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。
C1 adjective /ˌhæpi ɡoʊ ˈlʌki/

happy-go-lucky

无忧无虑的，轻松的，无忧的
Meaning
cheerfully unconcerned about the future; carefree
Example
She has a happy-go-lucky attitude and never worries about tomorrow.
她有着无忧无虑的态度，从不担心明天。
B1 noun /ˈhel.mət/

Helmet

头盔
Meaning
a hard or padded protective hat worn by motorcyclists, construction workers, or soldiers
Example
The cyclist always wore a bright yellow helmet for safety and visibility while riding.
骑行者总是戴着一顶亮黄色的头盔，以保证安全性和可见性。
C1 adjective /ˌhɔːrtɪˈkʌltʃərəl/

horticultural

园艺相关
Meaning
Relating to the art or practice of garden cultivation and management.
Example
She studied horticultural science at the university.
她在大学学习了园艺科学。
C1 verb /hjuːˈmɪlieɪt/

humiliate

侮辱
Meaning
to make someone feel ashamed or foolish by injuring their dignity
Example
He was humiliated by his public failure.
他因公共失败而感到羞辱。
B2 noun /ˈhɑːrvɪst/

harvest

收获
Meaning
the process or period of gathering crops
Example
Farmers are busy during the rice harvest season.
农民在稻谷收获季节非常忙碌。
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。
C1 noun/verb /hɛm/

hem

衣边
Meaning
the edge of a piece of cloth that is folded and sewn; to fold and sew the edge of cloth
Example
She hemmed the dress to make it shorter.
她把裙子的边缘缝上去，弄短了它。
B2 noun /ˈhæb.ɪ.tæt/

habitat

栖息地
Meaning
The natural environment where an organism lives and meets its needs.
Example
The polar bear's natural habitat is the Arctic region.
北极熊的自然栖息地是北极地区。
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。