horizon
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B2 noun /həˈraɪ.zən/

horizon

地平线
Meaning
the line where the earth seems to meet the sky; the limit of one's knowledge, experience, or interest
Example
The sun disappeared below the horizon.
太阳消失在地平线下。
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。
B2 noun /hɪp/

hip

臀部
Meaning
The part of the body on either side of the pelvis, or informal: trendy and fashionable.
Example
She put her hands on her hips.
她把手放在臀部上。
B1 noun /ˈɒnɪsti/

honesty

诚实
Meaning
the quality of being truthful and sincere
Example
Honesty is the best policy in all situations.
诚实是所有情况下最好的政策。
C2 noun /ˈhɪl.sə fɪʃ/

Hilsa fish

Hilsa鱼
Meaning
a popular fish species found in South Asian rivers, especially prized in Bengali cuisine
Example
Hilsa fish is considered a delicacy in Bengali culture.
Hilsa鱼在孟加拉文化中被视为美味佳肴。
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 noun /hoʊst/

Host

主人; 接待客人或娱乐他们的人; 大量的东西
Meaning
a person who receives or entertains other people as guests; a large number of things
Example
The gracious host welcomed all the guests with warm smiles and refreshments.
热情的主人欢迎所有客人，带着温暖的笑容和点心。
C1 noun /ˈhɜːrbɪsaɪd/

herbicide

除草剂
Meaning
A chemical substance used to kill unwanted plants, especially weeds.
Example
Farmers used herbicide to protect their crops from invasive weeds.
农民们使用除草剂来保护他们的作物免受侵入性杂草的影响。
C2 adjective /ˈhɔːrtətɔːri/

hortatory

Meaning
Intended to encourage or urge to action.
Example
The manager’s hortatory words inspired the team to work harder.
B1 verb /ˈhaɪˌlaɪt/

highlight

突出
Meaning
to emphasize or make something stand out
Example
The teacher highlighted the most important points in the text.
老师在文本中强调了最重要的要点。
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。
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 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。
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。
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。
C1 noun /ˈhɑː.stɪdʒ/

Hostage

人质
Meaning
a person seized or held as security for the fulfillment of a condition; captive
Example
The police negotiated carefully to secure the release of all hostages unharmed.
警方小心谈判，确保所有人质无伤释放。
C2 noun /ˈhæknɪ/

hackney

出租马, 陈腐
Meaning
a horse kept for ordinary riding or hire; also used for something overused or trite
Example
The old hackney was still pulling the carriage.
那匹旧出租马仍然拉着马车。
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。
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。
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 /hɪpˈnɒtɪk/

hypnotic

催眠的
Meaning
Producing sleep or a trance-like state; mesmerizing.
Example
The music had a hypnotic effect on the audience.
这首音乐对观众产生了催眠效果。
A2 adverb /ˈhæpɪli/

happily

幸福地
Meaning
in a happy manner; with pleasure or satisfaction
Example
The children played happily in the garden.
孩子们在花园里幸福地玩耍。
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。
C1 noun /ˈhɔːr.nət/

Hornet

黄蜂
Meaning
a large wasp that can sting and is often aggressive
Example
The hornet built its nest under the roof.
黄蜂在屋顶下筑巢。
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。
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。
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。
B1 noun /ˈhjuː.mər/

humor

Meaning
The quality of being amusing or entertaining.
Example
His sense of humor always lightens the mood.
A1 interjection /haɪ/

hi

嗨
Meaning
a friendly greeting used when meeting someone
Example
Hi, it's nice to meet you!
嗨，很高兴见到你！
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 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 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。
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。
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。
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.
C1 noun /ˈhɑː.mə.nɪm/

homonym

同音异义词
Meaning
A word that is spelled and pronounced like another word but has a different meaning.
Example
The word 'bat' is a homonym because it can mean an animal or a sports tool.
'蝙蝠'这个词是一个同音异义词，因为它可以指代动物或运动器材。
C1 noun /hɪˈstɪəriə/

hysteria

Meaning
An uncontrollable outburst of emotion or fear, often characterized by irrational behavior.
Example
The crowd was in a state of hysteria during the concert.
C1 noun /hoʊks/

Hoax

骗局; 欺骗; 愚弄
Meaning
a humorous or malicious deception; something intended to trick or deceive people
Example
The news about aliens landing turned out to be an elaborate hoax created by pranksters.
外星人着陆的新闻结果证明是一种由恶作剧者创造的精心策划的恶作剧。
A2 noun /hɒt drɪŋk/

Hot-drink

热饮
Meaning
a warm or heated beverage consumed for refreshment or comfort
Example
I prefer a hot drink like tea or coffee in the morning.
我喜欢早上喝一杯热饮，如茶或咖啡。
C1 noun /haʊnd/

Hound

猎犬
Meaning
a dog bred for hunting, typically having a keen sense of smell
Example
The bloodhound tracked the scent through the dense forest.
血猎犬穿过茂密的森林追踪气味。
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。
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。
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。
B1 noun /ˈhʌŋɡər/

hunger

饥饿
Meaning
the feeling of discomfort caused by lack of food
Example
The child cried out of hunger.
孩子因饥饿而哭泣。
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。
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。
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。
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 noun /ˈheəkʌt/

haircut

理发
Meaning
the act or style of cutting hair
Example
I got a haircut before the wedding.
我在婚礼前理了发。
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。
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。
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 noun /ˈhʌk.stər/

huckster

小商品贩子
Meaning
A person who sells small items aggressively, often in a showy or dishonest way.
Example
The huckster loudly promoted his goods in the busy marketplace.
小商品贩子在繁忙的市场里大声推销他的商品。
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 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 /ˌhæfˈhɑːr.tɪd/

halfhearted

半心半意
Meaning
lacking enthusiasm or determination; unenthusiastic
Example
His halfhearted attempt to study did not bring good results.
他半心半意的学习尝试没有带来好结果。
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。
B2 adjective haɪˈdʒiː.nɪk

hygienic

卫生的
Meaning
Conducive to maintaining health and preventing disease, especially by being clean.
Example
Maintaining hygienic conditions in hospitals is crucial.
在医院保持卫生条件至关重要。
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。
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。
C2 adjective /ˈhiːðənɪʃ/

heathenish

野蛮
Meaning
Lacking culture or religion; barbaric or uncivilized.
Example
They considered the ancient tribe’s rituals heathenish.
他们认为古老部落的仪式是野蛮的。
A1 verb /hoʊp/

hope

希望
Meaning
to expect and desire that something will happen
Example
I hope it doesn't rain tomorrow.
我希望明天不会下雨。
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。
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。
C2 verb /ˈhɛnˌpɛk/

henpeck

Meaning
To continually criticize, nag, or dominate (especially a husband).
Example
He felt henpecked by his overly controlling wife.
C1 noun ˌhaɪ.pɚˈten.ʃən

hypertension

高血压
Meaning
Abnormally high blood pressure.
Example
High sodium intake leads to hypertension.
高钠摄入会导致高血压。
C2 noun /ˈhɛptɑːrki/

heptarchy

七国联邦
Meaning
A group of seven rulers or governments, especially the seven Anglo-Saxon kingdoms in early England.
Example
The history book described the heptarchy of Anglo-Saxon England.
历史书描述了盎格鲁撒克逊英格兰的七国联合。
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 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 /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 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。
C1 noun /ˈhiːdənɪst/

hedonist

享乐主义者
Meaning
A person who believes that the pursuit of pleasure is the most important thing in life.
Example
She was called a hedonist because she always prioritized enjoyment over duty.
她被称为享乐主义者，因为她总是优先享受而非履行责任。
B2 noun /heɪ/

hay

干草
Meaning
grass that has been cut, dried, and stored for use as animal feed
Example
The cows were eating hay in the barn.
牛在谷仓里吃干草。
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。
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 noun /ˈhɪpnətɪzəm/

hypnotism

催眠术
Meaning
The practice or act of inducing hypnosis.
Example
He studied hypnotism as part of his psychology degree.
他在心理学学位课程中学习了催眠术。
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 /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。
B1 noun ˌhjuː.mən ˈraɪts

human rights

人权
Meaning
A right that is believed to belong justifiably to every person.
Example
Human rights protect individual freedoms.
人权保护个人自由。
C1 noun /ˈheɪˌdeɪ/

heyday

黄金时期
Meaning
The period of greatest success, popularity, or power.
Example
In its heyday, the company dominated the market.
在黄金时期，公司主导了市场。
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。
C1 noun /ˈhɛrətɪk/

heretic

异端分子
Meaning
a person who holds beliefs that go against established religious teachings or accepted beliefs.
Example
The church declared him a heretic for his radical ideas.
教会因他的激进思想而宣判他为异端分子。
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。
A1 pronoun /hɜːrz/

hers

她的（女性的）东西
Meaning
used to refer to something that belongs to or is associated with a female person previously mentioned or easily identified.
Example
That blue bag is hers.
那个蓝色的包是她的。
B2 noun ˈhæb.ɪt fɔːrˌmeɪ.ʃən

habit formation

习惯形成
Meaning
The process of creating a habit through regular practice and repetition.
Example
Habit formation requires consistency and discipline.
习惯的形成需要一致性和纪律。
C2 noun /ˈhɔːrn.bɪl/

Hornbill

角嘴鸟
Meaning
a large tropical bird with a large curved beak and often a horn-like projection
Example
The colorful hornbill perched on the highest branch.
五彩斑斓的霍恩比尔停在了最高的树枝上。
A1 adverb /haʊ/

how

如何
Meaning
in what way or manner; by what means
Example
How do you solve this problem?
你如何解决这个问题？
C1 verb /ˈhaɪbərˌneɪt/

hibernate

冬眠
Meaning
To spend the winter in a dormant state, as some animals do.
Example
Bears hibernate in caves during the winter.
熊在冬天在洞穴中冬眠。
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。
B2 noun /hɔːk/

Hawk

猎鹰
Meaning
a bird of prey with broad wings and strong talons used for hunting
Example
The hawk soared high above the field hunting for prey.
猎鹰在田野上空飞翔，寻找猎物。
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。
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 noun /huːf/

Hoof

蹄
Meaning
the hard part covering the foot of horses, cattle, sheep, and other animals
Example
The horse's hoof was injured after stepping on a sharp rock.
马的蹄子在踩到一块锋利的石头后受伤了。
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。
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。
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 /ˌhæŋ.ki ˈpæŋ.ki/

Hanky-Panky

欺诈; 可疑活动; 不道德行为; 欺骗
Meaning
dishonest or suspicious activity; unethical behavior; trickery or deception
Example
The audit revealed some hanky-panky in the company's financial records.
审计揭示了公司财务记录中的一些欺诈行为。
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 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。
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 /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。
C1 noun /haɪˈpɒtənjuːs/

hypotenuse

斜边
Meaning
the longest side of a right-angled triangle, opposite the right angle.
Example
In a right triangle, the hypotenuse is always longer than the other two sides.
在直角三角形中，斜边总是比另外两边长。
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。
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。
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。
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 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。
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。
B2 noun /ˈhæs.əl/

Hassle

麻烦; 不便; 困难
Meaning
irritating inconvenience; trouble or difficulty; a situation causing problems
Example
Booking tickets online can save you the hassle of waiting in long queues at the theater.
在线预订门票可以帮你省去在剧院排长队的麻烦。
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。
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。
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 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 /ˈheɪ.deɪ/

Hey day

黄金时期; 最辉煌的时刻; 顶峰时期
Meaning
the period of a person's or thing's greatest success, popularity, or vigor; prime time
Example
During her heyday as a singer, she performed in sold-out concerts around the world.
在她作为歌手的黄金时期，她在全球的售罄音乐会上表演。
C2 noun /ˈhæŋ.kər/

Hanker

渴望, 欲望
Meaning
a feeling of yearning or craving; a strong desire for something
Example
After years abroad, she developed a deep hanker for her homeland's traditional cuisine.
在国外多年后，她产生了对家乡传统美食的深深渴望。
B2 adjective /ˈhjuː.mɪd/

Humid

潮湿的; 湿润的
Meaning
containing moisture; damp; moist;
Example
The humid climate makes it feel hotter than it actually is.
潮湿的气候使得气温感觉比实际更高。
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。
C2 adjective /hɜːrˈbeɪʃəs/

herbaceous

草本
Meaning
Relating to or resembling herbs; plants with soft, non-woody stems.
Example
The garden was filled with herbaceous plants that thrived in the summer.
花园里充满了草本植物，它们在夏季茁壮成长。
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 adverb /hɪr/

here

这里
Meaning
in, at, or to this place
Example
Please come here quickly.
请快点来这里。