hypercritical
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C2 adjective /ˌhaɪpərˈkrɪtɪkl/

hypercritical

过度批评的
Meaning
Excessively or unreasonably critical.
Example
The teacher was often hypercritical of small mistakes.
老师经常对小错误过度批评。
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。
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。
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。
A2 noun /ˈhæn.dəl/

Handle

把手; 握柄; 处理
Meaning
the part by which a thing is held, carried, or controlled; to manage or deal with something
Example
The suitcase has a sturdy handle that makes it easy to carry through the airport.
这只行李有一个坚固的把手，使得通过机场时更加容易。
A2 noun ˈhæpɪnəs

happiness

幸福
Meaning
The feeling or state of being happy; a pleasurable or satisfying experience; contentment and joy.
Example
Happiness lies in enjoying the small things in life.
幸福就在于享受生活中的小事。
C1 noun /ˈhɛksəˌɡɒn/

hexagon

六边形
Meaning
A six-sided polygon.
Example
A honeycomb cell is shaped like a hexagon.
蜂巢的单元是六边形的。
B2 noun ˈhɑːrvɪstɪŋ

harvesting

收获
Meaning
The process of gathering a ripe crop from the fields or collecting natural resources.
Example
Unregulated harvesting affects the biodiversity of oceans.
不受监管的收获影响着海洋的生物多样性。
A1 verb /hæv/

have

拥有
Meaning
to possess, own, or hold
Example
They have three children.
他们有三个孩子。
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.
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。
C2 noun /ˈhæbɪtənt/

habitant

居民
Meaning
An inhabitant; a person or animal that lives in a particular place.
Example
The habitants of the village were friendly and welcoming.
村庄的居民友好而热情。
B1 noun /ˈhaɪ.weɪ/

highway

高速公路
Meaning
A main road, especially one connecting major towns or cities.
Example
The highway was blocked due to an accident.
由于事故，高速公路被封锁了。
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/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。
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。
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。
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。
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。
C2 adjective /ˈhaɪndmoʊst/

hindmost

最远的
Meaning
Farthest back; last in position.
Example
The hindmost car in the convoy broke down first.
车队中最远的车先坏了。
B2 adjective /ˈhændi/

handy

易于使用
Meaning
convenient to use or easily accessible; skillful with the hands
Example
This pocket knife is very handy when you go camping.
这把口袋刀在露营时非常有用。
C2 noun /ˌɒnəˈreəriəm/

honorarium

酬金
Meaning
A payment given for professional services that are rendered without a fee.
Example
The guest lecturer received an honorarium for her talk.
那位客座讲师因其讲座而获得了酬金。
A1 adjective /ˈhʌŋɡri/

Hungry

饥饿的
Meaning
feeling the need for food; having a strong desire or craving
Example
I am very hungry after working all day.
我工作了一整天后非常饿。
C2 adverb /hərˈmɛtɪkli/

hermetically

密封地
Meaning
In a way that is completely airtight or sealed off.
Example
The jars were hermetically sealed to preserve freshness.
罐子被密封起来以保持新鲜。
C1 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。
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 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。
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。
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 /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。
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。
B1 noun /ˈhæŋ.kər.tʃɪf/

Handkerchief

手帕
Meaning
a small piece of cloth used for wiping the nose or face
Example
She always carries a clean handkerchief in her purse.
她总是在包里带一条干净的手帕。
B2 noun /ˌhɑː.spɪˈtæl.ə.ti/

Hospitality

待客之道
Meaning
the friendly and generous reception and entertainment of guests or strangers
Example
The hotel staff's exceptional hospitality made our vacation truly memorable and enjoyable.
酒店员工的热情好客让我们的假期变得非常难忘和愉快。
C2 adjective /ˈhaɪˌbraʊ/

highbrow

知识分子
Meaning
intellectually superior or cultured; often describing art, literature, or activities appealing to intellectual tastes
Example
The museum is known for its highbrow exhibitions.
该博物馆以其知识分子展览而闻名。
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 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。
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。
C1 noun /ˈhɪr.seɪ/

Hearsay

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

homogenous

同质的
Meaning
Similar or uniform in nature; often used interchangeably with 'homogeneous'.
Example
The class was made up of a homogenous group of students.
这个班级由一个同质的学生组组成。
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。
A2 verb /hɑːrm/

harm

伤害
Meaning
to cause damage, injury, or hurt to someone or something
Example
Smoking can harm your health.
吸烟可能会损害你的健康。
A1 noun, adjective /hæf/

half

一半
Meaning
one of two equal parts of something
Example
He ate half of the cake.
他吃了蛋糕的一半。
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。
C1 adjective /hjuːˈmeɪn/

humane

人道的
Meaning
Showing compassion or benevolence.
Example
The doctor provided humane treatment to the injured animals.
医生对受伤的动物提供了人道治疗。
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。
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。
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 /ˈhʌstɪŋz/

hustings

竞选活动
Meaning
the political campaigning and speeches before an election
Example
The candidate gained popularity during the hustings.
候选人在竞选活动期间赢得了人气。
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。
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。
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。
C1 noun /ˈhaɪbrɪd/

hybrid

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

high-tech

高科技
Meaning
using or involving advanced technology.
Example
The company produces high-tech medical devices.
该公司生产高科技医疗设备。
C2 noun ˈhɑːrbərɪdʒ

harborage

藏身处
Meaning
A place of shelter or refuge for pests or animals.
Example
Pests need a harborage site to survive and breed.
害虫需要一个藏身处来生存和繁殖。
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 /ˈhaɪ.drəʊˌpaʊər ˌdʒen.əˈreɪ.ʃən/

hydropower generation

水力发电
Meaning
The production of electrical power through the use of the gravitational force of falling or flowing water.
Example
Hydropower generation promotes green energy.
水力发电促进绿色能源。
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。
C2 noun /ˌhaɪdrəˈstætɪks/

hydrostatics

水静力学
Meaning
The branch of science concerned with the mechanical properties of fluids at rest.
Example
Hydrostatics is essential in understanding how dams and reservoirs function.
水静力学对于理解大坝和水库的工作原理至关重要。
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。
C2 noun /ˌhaɪdroʊdaɪˈnæmɪks/

hydrodynamics

Meaning
The branch of science concerned with the motion of fluids, especially liquids, and the forces acting on solid bodies immersed in fluids.
Example
Hydrodynamics is essential in designing efficient ship hulls.
B2 noun /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 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。
C2 noun /ˈhɛksəˌpɒd/

hexapod

六足动物
Meaning
An insect or other organism with six legs.
Example
The scientist observed a hexapod crawling on the leaf.
科学家观察到一个六足动物在叶子上爬行。
B2 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。
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。
A2 pronoun /hɜːrˈsɛlf/

herself

她自己
Meaning
used to refer to a female person as the object of a verb or preposition when she is the subject
Example
She prepared the meal all by herself.
她自己做了饭。
C1 noun /ˈhiːdəˌnɪzəm/

hedonism

享乐主义
Meaning
The pursuit of pleasure and self-indulgence as the highest goal.
Example
The lifestyle of the rich is often criticized as pure hedonism.
富人的生活方式常被批评为纯粹的享乐主义。
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。
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。
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 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。
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。
C2 noun /hɔːɡ plʌm/

Hog plum

豺果
Meaning
tropical fruit with yellow skin and sour taste
Example
Hog plums are often used to make pickles and chutneys.
豺果常用于制作腌制食品和酸辣酱。
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 noun /ˈhæv.ək/

Havoc

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

hallow

神圣化
Meaning
to honor as holy; to make sacred or greatly respected
Example
The ancient temple was hallowed by centuries of worship.
古老的寺庙因几百年的崇拜而被神圣化。
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 /ˈhæl.si.ən/

halcyon

宁静的
Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
她经常回忆起她童年时宁静的日子。
C1 adjective /ˈhɔː.ti/

Haughty

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

haul

拖拉
Meaning
to pull or drag something heavy with effort
Example
The workers hauled the boxes into the truck.
工人们把箱子拖上了卡车。
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。
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。
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.
C1 adjective /ˈhɛdˌstrɔŋ/

headstrong

固执
Meaning
Determined to do what one wants, even if it is not sensible.
Example
The headstrong child refused to listen to anyone.
固执的孩子拒绝听任何人的话。
C1 noun /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 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 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。
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。
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。
C2 noun /ˈhɛptəˌɡɒn/

heptagon

七边形
Meaning
A polygon with seven sides and seven angles.
Example
The math teacher drew a heptagon on the board.
数学老师在黑板上画了一个七边形。
B2 noun /ˈhɛdˌkwɔːrtərz/

headquarters

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

hauteur

傲慢
Meaning
disdainful pride; arrogance
Example
His hauteur made it difficult for others to approach him.
他的傲慢使别人很难接近他。
A1 adverb /hɪr/

here

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

heretical

异端
Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
牧师将这本书谴责为异端。
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。
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。
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。
A2 adjective ˈhjuː.mən

human

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

hovel

Meaning
a small, poorly built, and dirty house
Example
The refugees lived in a makeshift hovel.
C2 adjective /hɛkˈsæŋɡjələr/

hexangular

六角形的
Meaning
Having six angles or corners.
Example
The artist designed a hexangular frame for the mirror.
艺术家为镜子设计了一个六角形的框架。
A2 noun /hɑːrt/

Heart

心脏
Meaning
the organ in the chest that pumps blood through the body; the center of emotions and feelings
Example
The doctor listened to my heart with a stethoscope.
医生用听诊器听我的心脏。
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。
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。
C1 noun ˌhaɪ.drəˈlɒdʒ.ɪ.kəl ˈsaɪ.kəl

hydrological cycle

水文循环
Meaning
The cycle of processes by which water circulates between the earth's oceans, atmosphere, and land.
Example
The hydrological cycle ensures continuous water movement in nature.
水文循环确保自然界中水的持续流动。
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 /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 adjective /ˈhæpləs/

hapless

不幸的, 值得同情的
Meaning
unfortunate, unlucky, deserving pity
Example
The hapless traveler lost his passport on the very first day.
那个不幸的旅行者在第一天就丢失了护照。
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 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。
A1 noun /hænd/

Hand

手
Meaning
the end part of a person's arm beyond the wrist, including the palm, fingers, and thumb
Example
He raised his hand to ask a question.
他举起手来问问题。
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。
C1 noun /ˈhɑː.mɪdʒ/

Homage

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

his

他的
Meaning
belonging to or associated with a male person previously mentioned
Example
This is his book on the table.
这是他的书在桌子上。
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。
C2 noun /ˈhaɪərəˌɡlɪf/

hieroglyph

象形文字
Meaning
A picture or symbol used in ancient writing systems, especially Egyptian writing.
Example
The walls of the temple were covered in hieroglyphs.
寺庙的墙壁上覆盖着象形文字。