hydrogen-powered buses
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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。
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。
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。
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。
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 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。
C1 adjective /ˈhɑːrdi/

hardy

坚韧，强健
Meaning
Strong, robust, and capable of enduring difficult conditions.
Example
Hardy plants can survive the harsh winter.
坚韧的植物能在严寒的冬季生存。
A2 verb /hɜːrt/

hurt

伤害
Meaning
to cause pain or injury; to feel pain physically or emotionally
Example
My back hurts from sitting too long.
我的背部因为坐得太久而疼痛。
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。
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。
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。
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 /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。
C2 noun /ˈhen.ə/

Henna

海娜
Meaning
a reddish-brown dye made from the powdered leaves of a tropical shrub, used to color hair and decorate skin
Example
The bride's hands were beautifully decorated with intricate henna patterns for her wedding ceremony.
新娘的手被精美的指甲花纹装饰，用于她的婚礼仪式。
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 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。
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。
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。
B2 adjective /hoʊˈlɪs.tɪk/

holistic

整体的
Meaning
Understanding or analyzing something through a comprehensive, integrated whole perspective.
Example
A holistic approach to health considers both body and mind.
整体健康方法考虑身体和心理。
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.
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 /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 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。
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 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 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。
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 /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 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。
C2 noun /ˈhæbɪtjuːd/

habitude

习惯，风俗
Meaning
a customary condition or mode of life; habitual practice
Example
He lived in a quiet habitude, avoiding the noise of the city.
他生活在一种安静的习惯中，避开城市的喧嚣。
C1 adjective /ˈheɪ.zi/

Hazy

朦胧的; 模糊的; 不清楚的
Meaning
covered with haze; unclear or vague; lacking clarity
Example
The mountain tops were hazy in the morning mist.
山顶在早晨的雾气中显得朦胧。
B2 noun /ˈhɑːt.biːt/

heartbeat

心跳
Meaning
A pulsation of the heart, especially as perceptible to the touch or audible with a stethoscope.
Example
Rubbing the eyes helps normalize the heartbeat.
揉眼睛有助于使心跳恢复正常。
C2 noun /ˈhɛʃ.ən/

Hessian

黄麻布
Meaning
a strong coarse fabric made from jute or hemp, used for sacks and wrapping
Example
The farmer stored grain in hessian sacks.
农民将谷物存储在黄麻布袋中。
A1 interjection /heɪ/

hey

嘿
Meaning
used to attract attention, express surprise, or greet someone
Example
Hey, how are you doing today?
嘿，你今天怎么样？
A2 noun /hɛn/

Hen

母鸡
Meaning
female chicken
Example
The hen laid fresh eggs in the nest.
母鸡在巢里下了新鲜的蛋。
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。
C2 adjective /ˈhɔːri/

hoary

灰色的, 古老的
Meaning
gray or white with age; very old and respected
Example
The hoary oak tree stood as a witness to centuries of history.
那棵古老的橡树作为世纪历史的见证者伫立。
C2 noun /ˌhɛtərəʤəˈniːɪti/

heterogeneity

异质性
Meaning
the quality or state of being diverse in character or content
Example
The cultural heterogeneity of the city makes it vibrant and unique.
这座城市的文化异质性使其充满活力且独特。
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。
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 /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。
C2 noun /ˈhaɪdrə/

hydra

九头蛇
Meaning
a many-headed serpent in Greek mythology; a problem that seems to grow worse when attempts are made to solve it
Example
Corruption is like a hydra, hard to defeat completely.
腐败就像九头蛇，完全根除它非常困难。
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。
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。
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。
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。
C2 noun /hæˈʃiːʃ/

hashish

哈希什
Meaning
a drug made from the resin of the cannabis plant
Example
The police arrested him for possessing hashish.
警方因持有哈希什逮捕了他。
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。
C2 noun /ˈhʌvəl/

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
C1 noun /hɒˈstɪləti/

hostility

敌意
Meaning
hostile behavior; unfriendliness or opposition
Example
The negotiations ended in an atmosphere of hostility.
谈判以敌意的氛围结束。
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 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 adjective /ˈhed.i/

Heady

令人陶醉
Meaning
having a strong or exhilarating effect; intoxicating; exciting
Example
The heady perfume of jasmine filled the garden.
茉莉花的迷人香气充满了花园。
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 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。
A2 verb /heɪt/

hate

讨厌
Meaning
to feel intense dislike or aversion for someone or something
Example
I hate waiting in long lines.
我讨厌在长队里等待。
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。
C2 verb /həˈræŋ/

harangue

进行冗长而愤怒的演讲
Meaning
to deliver a long, passionate, and often angry speech
Example
The politician harangued the crowd for over an hour.
政治家对人群进行了超过一小时的演讲。
C2 noun /hɪˈlærɪti/

hilarity

爆笑
Meaning
Extreme amusement, especially when expressed by laughter.
Example
The movie caused great hilarity among the audience.
这部电影在观众中引起了极大的爆笑。
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。
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 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。
C1 verb /ˈhæɡəl/

haggle

讨价还价
Meaning
to argue about the price; to bargain persistently
Example
They haggled over the price for an hour.
他们为价格讨价还价了一个小时。
A2 noun /ˈhʌni/

Honey

蜂蜜
Meaning
a sweet, sticky substance made by bees from flower nectar
Example
I like to add honey to my tea.
我喜欢在我的茶里加蜂蜜。
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。
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。
A2 verb /hæŋ/

hang

挂
Meaning
to suspend or be suspended from above; to attach from a higher point
Example
I hang my coat on the hook.
我把外套挂在钩子上。
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 /ˈhɑːr.bɪn.dʒər/

Harbinger

先兆
Meaning
a person or thing that announces or signals the approach of another; a forerunner of something
Example
The first robin of spring is often considered a harbinger of warmer weather to come.
春天的第一只知更鸟常被认为是即将来临的温暖天气的先兆。
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。
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。
C1 noun /həˌluː.sɪˈneɪ.ʃən/

Hallucination

幻觉; 看到不存在的事物
Meaning
an experience involving the apparent perception of something not present; a false or distorted perception
Example
The patient experienced visual hallucinations as a side effect of the medication.
病人在服用药物时经历了视觉幻觉。
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 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.
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。
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。
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 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。
C1 noun /ˈhaɪ.nəs/

Highness

陛下; 王室头衔
Meaning
a title given to a person of royal rank; the quality or state of being high or elevated
Example
Your Highness, the royal carriage is ready to take you to the state banquet this evening.
陛下，皇家马车已准备好将您带到今晚的国宴。
B2 adjective /ˈhɪli/

hilly

多丘陵的
Meaning
having many hills; characterized by hills or slopes
Example
The village is located in a beautiful hilly region.
这个村庄位于一个美丽的多丘陵地区。
C2 noun /ˌhoʊmə.dʒəˈniːəti/

homogeneity

Meaning
The quality or state of being all the same or all of the same kind.
Example
The cultural homogeneity of the village made it feel unified.
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 /həˈred.ɪ.ter.i/

Hereditary

遗传的; 从祖先传承
Meaning
passed down through family genes; inherited from ancestors
Example
The hereditary disease was passed down through generations.
遗传性疾病通过几代人传递。
C2 verb /ˈhʊdwɪŋk/

hoodwink

欺骗
Meaning
To deceive or trick someone.
Example
The scammer hoodwinked many people with false promises.
骗子用虚假的承诺欺骗了许多人。
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 noun/verb /ˈhɛrəld/

herald

先兆
Meaning
A person or thing that announces or signals the approach of something; to announce or signal.
Example
The blooming flowers herald the arrival of spring.
盛开的花朵预示着春天的到来。
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。
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。
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 ˈhʌz.bən.dri

husbandry

农业和畜牧业
Meaning
The care, cultivation, and breeding of crops and animals; farming and agriculture.
Example
Proper husbandry techniques improve livestock health.
适当的农业技术能改善家畜健康。
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。
B1 noun /ˈhaɪdʒiːn/

hygiene

Meaning
Conditions or practices conducive to maintaining health and preventing disease.
Example
Good hygiene is essential for preventing the spread of infections.
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。
C2 noun /ˈhɑː.mə.li/

Homily

布道; 乏味的道德讲座
Meaning
a religious discourse delivered as part of a church service; a tedious moralizing lecture
Example
The priest delivered an inspiring homily about compassion and forgiveness during Sunday service.
牧师在星期天的礼拜中发表了关于同情和宽恕的鼓舞人心的布道。
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。
B2 noun /ˌhez.ɪˈteɪ.ʃən/

Hesitation

犹豫; 疑虑
Meaning
the action of pausing or delaying; uncertainty or unwillingness to act
Example
After a moment of hesitation, she decided to accept the challenging job offer from the company.
经过片刻的犹豫后，她决定接受公司提出的挑战性工作机会。
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 /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。
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。
A1 noun /help/

Help

帮助; 援助
Meaning
the action of helping someone to do something; assistance or support
Example
The volunteer offered his help to carry the elderly woman's groceries to her car.
志愿者提供了帮助，将那位年长妇女的购物袋搬到她的车里。
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 noun /hɪpˈnoʊsɪs/

hypnosis

催眠
Meaning
A trance-like state of consciousness usually induced by suggestion.
Example
She underwent hypnosis to overcome her fear of flying.
她进行了催眠，以克服她对飞行的恐惧。
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。
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。
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。
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 noun /ˈhɔːrs.liːt͡ʃ/

Horse-leach

马蛭
Meaning
a large species of leech that was traditionally used in veterinary medicine
Example
The veterinarian explained that horse-leach was once commonly used to treat horses.
兽医解释说，马蛭曾广泛用于治疗马匹。
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。
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.
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。
B1 verb /hiːl/

heal

治愈
Meaning
to cure; to become healthy again
Example
Time will heal all wounds.
时间会治愈所有的伤口。
C1 noun /hɔːrd/

horde

一群人
Meaning
A large group or crowd, especially one that is disorderly or difficult to control.
Example
A horde of fans gathered outside the stadium.
一群粉丝聚集在体育场外。
C2 adjective /ˌhɪstriˈɒnɪk/

histrionic

Meaning
Overly dramatic or theatrical in behavior or style.
Example
Her histrionic reaction to the small problem surprised everyone.
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。
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。
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 hjʊˈrɪs.tɪk

heuristic

启发式
Meaning
Enabling a person to discover or learn something for themselves; experimental learning approach.
Example
Teachers use heuristic techniques to encourage self-learning.
教师使用启发式技巧来鼓励自学。
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?
A1 noun /ˈhoʊmwɜːrk/

homework

家庭作业
Meaning
schoolwork that a student does at home
Example
I need to finish my math homework before dinner.
我需要在晚餐前完成我的数学家庭作业。
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 noun /ˈhɛzɪtənsi/

hesitancy

犹豫
Meaning
The tendency to pause or delay due to uncertainty or fear.
Example
His hesitancy in answering made everyone doubt his confidence.
他在回答时的犹豫让每个人都怀疑他的自信。