marine
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B2 adjective məˈriːn

marine

海洋的
Meaning
Of, relating to, or characteristic of the sea; living or growing in the sea.
Example
Marine ecosystems are highly sensitive to human activity.
海洋生态系统对人类活动非常敏感。
B2 noun /məˌnɪp.jəˈleɪ.ʃən/

manipulation

操控
Meaning
The action of manipulating someone or something in a skillful manner; handling or controlling in a subtle, unfair, or unscrupulous way.
Example
Media manipulation influences public opinion.
媒体操控影响公共舆论。
B2 adjective /mɪr/

mere

仅仅
Meaning
Used to emphasize how small or insignificant something is.
Example
It was a mere suggestion, not a command.
这只是一个建议，而不是命令。
B2 adverb /ˈmen.tə.li/

Mentally

心理上
Meaning
relating to the mind; in terms of mental processes
Example
She was mentally preparing herself for the exam.
她正在为考试做心理准备。
B2 noun /ˈmɒlɪkjuːl/

molecule

分子
Meaning
The smallest unit of a chemical compound that retains its chemical properties.
Example
A water molecule is made up of two hydrogen atoms and one oxygen atom.
一个水分子由两个氢原子和一个氧原子组成。
B2 adjective /ˌmɛtrəˈpɑːlɪtən/

metropolitan

大都市
Meaning
Relating to a large city, its surrounding areas, or its lifestyle.
Example
She moved to a metropolitan area for better job opportunities.
她为了更好的工作机会搬到了大都市区域。
B2 noun /mɪkst ˈkʌlər/

Mixed colour

混合色
Meaning
a color created by combining two or more different colors
Example
The mixed colour created a beautiful gradient on the canvas.
混合色在画布上创造了美丽的渐变。
B2 noun /məˈræl.ə.ti/

Morality

道德
Meaning
principles concerning the distinction between right and wrong behavior
Example
The debate focused on the morality of the decision.
辩论集中在决策的道德性上。
B2 noun /mʌŋk/

Monk

僧侣
Meaning
a man who is a member of a religious community living under vows
Example
The monk spent hours in meditation each day.
那位僧侣每天花几个小时冥想。
B2 noun /ˌmɪs.bɪˈheɪ.vjər/

Misbehaviour

不良或不可接受的行为，特别是孩子们或在正式场合中的行为
Meaning
Bad or unacceptable behavior, especially by children or in formal situations
Example
The student was punished for his misbehaviour in class.
学生因在课堂上的不当行为而受到惩罚。
B2 noun ˈmɑːr.kɪt ɪˈkɒn.ə.mi

market economy

市场经济
Meaning
An economic system where production and pricing decisions are controlled by individuals and based on supply and demand.
Example
A market economy allows businesses to compete freely.
市场经济允许企业自由竞争。
B2 noun /ˈmɑːrbəl/

marble

Meaning
a hard, smooth stone used in building and sculpture, often white with colored lines
Example
The floor of the palace was made of white marble.
B2 noun /ˈmɔɪs.tʃər/

Moisture

湿气
Meaning
water or dampness that exists in small amounts in the air or on a surface
Example
The skin cream helps retain moisture.
护肤霜有助于保持湿气。
B2 noun /ˈmɛr.ɪt/

Merit

优点; 美德; 值得表扬的品质
Meaning
The quality of being particularly good or worthy, especially deserving praise, reward, or attention
Example
She was promoted based on her merit and hard work.
她是基于自己的优点和努力工作获得晋升的。
B2 noun /ˈmɜːrdərər/

murderer

凶手
Meaning
a person who unlawfully kills another human being with intent
Example
The murderer was caught by the police within hours.
凶手在几个小时内被警方逮捕。
B2 noun /ˌmɪsˈfɔːrtʃən/

misfortune

不幸
Meaning
Bad luck or an unfortunate event.
Example
He suffered the misfortune of losing his job during the recession.
他在经济衰退期间失业的不幸遭遇。
B2 verb /ˌmɪsˈjuːz/

misuse

滥用
Meaning
To use something incorrectly or for the wrong purpose.
Example
Misusing social media profiles can harm relationships.
滥用社交媒体资料可能会破坏关系。
B2 verb ম্যানিফেস্ট

manifest

表现
Meaning
To show or demonstrate clearly; to become evident or apparent.
Example
Symptoms of De Quervain's Syndrome may manifest after prolonged phone use.
De Quervain综合症的症状可能在长时间使用电话后显现出来。
B2 noun /ˈmɜːrtʃənt/

merchant

商人
Meaning
a person or company involved in the trade of goods, especially in large quantities
Example
The merchant sold spices from distant lands.
商人出售来自遥远土地的香料。
B2 noun /mɪl/

mill

磨坊
Meaning
a building equipped with machinery for grinding grain or manufacturing goods
Example
The old flour mill has been converted into a museum.
那座老面粉厂已被改建为博物馆。
B2 noun /ˈmʌð.ər.lænd/

Motherland

祖国; 祖国
Meaning
the country where one was born or has citizenship; homeland
Example
He always spoke fondly of his motherland.
他总是充满感情地谈论他的祖国。
B2 noun /ˈmæstəri/

Mastery

精通; 专长;
Meaning
Great skill or expertise in a subject or activity
Example
His mastery of the violin impressed audiences around the world.
他在小提琴上的造诣给全球观众留下了深刻印象。
B2 adjective /ˈmɒdɪst/

modest

Meaning
Having or showing a humble estimate of one’s importance; simple and not extravagant.
Example
She lives in a modest house in the countryside.
B2 adverb /ˈmiːn.taɪm/

Meantime

与此同时
Meaning
during the time between two events; in the period of time between now and when something else happens
Example
The food will be ready in an hour; in the meantime, we can watch TV.
食物将在一个小时内准备好；在此期间，我们可以看电视。
B2 noun /ˈmæt.rəs/

Mattress

床垫
Meaning
a large rectangular pad for supporting the reclining body, used as or on a bed
Example
We bought a new mattress for our bedroom.
我们为我们的卧室买了一个新床垫。
B2 noun /ˈmæstərpiːs/

Masterpiece

杰作
Meaning
A work of outstanding artistry, skill, or workmanship
Example
The Mona Lisa is considered one of the greatest masterpieces of all time.
蒙娜丽莎被认为是所有时代最伟大的杰作之一。
B2 noun /meɪz/

Maze

迷宫
Meaning
A network of paths designed as a puzzle; a confusing situation
Example
The children got lost in the corn maze at the harvest festival.
孩子们在丰收节的玉米迷宫里迷路了。
B2 noun /ˈmærəθən/

marathon

马拉松
Meaning
a long-distance running race, typically 42.195 kilometers (26.2 miles)
Example
She completed the marathon in under four hours.
她在不到四小时内完成了马拉松。
B2 noun /ˈmɛmoʊ/

memo

Meaning
a written message, typically in a business setting
Example
He wrote a memo to the staff about the upcoming meeting.
B2 noun /ˈmænʃən/

mansion

幸福
Meaning
a large, impressive house
Example
The billionaire lives in a luxurious mansion overlooking the ocean.
她无法掩饰收到奖项时的幸福感。
B2 adjective /ˈmɛtrɪk/

metric

米特里克
Meaning
Relating to the metric system of measurement; also, a standard of measurement used to assess performance.
Example
The company tracks success using clear performance metrics.
公司通过使用清晰的绩效指标来追踪成功。
B2 adjective /mɪsˈliːdɪŋ/

misleading

误导性的
Meaning
giving the wrong idea or impression
Example
The advertisement was misleading and gave false information.
广告具有误导性，并提供了虚假的信息。
B2 noun /ˈmeɪn.tən.əns/

maintenance

维护
Meaning
The process of keeping something in proper working condition; upkeep.
Example
Regular maintenance increases the lifespan of machines.
定期维护可延长机器的寿命。
B2 noun /mæt/

Mat

垫子
Meaning
a piece of coarse material placed on a floor for people to wipe their feet on
Example
Please wipe your feet on the mat before entering.
请在进入前擦干净脚上的垫子。
B2 adjective /ˈmæn.dəˌtɔːr.i/

mandatory

强制性的
Meaning
required by law or rules; compulsory
Example
Wearing seat belts is mandatory in most countries.
在大多数国家，佩戴安全带是强制性的。
B2 noun /ˈmɛntɔːr/

mentor

导师
Meaning
an experienced person who advises and guides someone less experienced
Example
She acted as a mentor for the new employees.
她担任新员工的导师。
B2 adjective /ˈmɪd.əl.eɪdʒd/

Middle-aged

中年
Meaning
being of an age between young and old; typically between 40-60 years old
Example
The middle-aged man started a new career.
那位中年男子开始了一项新事业。
B2 verb /ˈmeməraɪz/

memorize

记住
Meaning
to learn something by heart; to commit to memory
Example
Students need to memorize important formulas for the exam.
学生需要记住重要的公式以备考试。
B2 verb /mɒk/

mock

嘲笑
Meaning
To make fun of someone or something in a cruel or unkind way.
Example
The students mocked his accent during class.
学生们在课堂上嘲笑他的口音。
B2 verb /mɔːrn/

mourn

哀悼
Meaning
To feel or express deep sadness or grief, especially because of someone's death.
Example
They gathered to mourn the loss of their friend.
他们聚集在一起，悼念他们朋友的离世。
B2 noun ˈmɛn.təl ˈfoʊ.kəs

mental focus

心理集中
Meaning
The ability to concentrate deeply on a specific task or thought; mental concentration and attention.
Example
Meditation improves mental focus and cognitive performance.
冥想提高心理集中和认知表现。
B2 noun /ˈmɒtəʊ/

motto

座右铭
Meaning
A short sentence or phrase that expresses a guiding belief or principle.
Example
Her motto in life is 'never give up.'
她的生活座右铭是'永不放弃。'
B2 noun ˈmoʊ.baɪl sɪˈkjʊr.ə.ti

mobile security

移动安全
Meaning
Protection of mobile devices and the data stored on them from security threats.
Example
Strong mobile security protects personal information.
强大的移动安全保护个人信息。
B2 noun /ˈmɪs.tʃɪf/

Mischief

恶作剧
Meaning
Playful behavior that causes minor trouble or annoyance but is not meant to cause serious harm
Example
The children were full of mischief during the summer holidays.
孩子们在暑假期间充满了恶作剧。
B2 noun /ˌmænjəˈfæktʃərɪŋ/

manufacturing

制造业
Meaning
the process of making products on a large scale using machinery
Example
The country is investing heavily in the manufacturing sector.
该国正在大力投资制造业。
B2 adjective /ˈmɪstʃɪvəs/

Mischievous

顽皮的; 淘气的; 调皮的
Meaning
playfully naughty; causing minor trouble; impish
Example
The mischievous child hid his sister's favorite toy.
顽皮的孩子把他姐姐最喜欢的玩具藏了起来。
B2 noun /ˈmaɪnd.fʊl.nəs/

mindfulness

正念
Meaning
The basic human ability to be fully present, aware of where we are and what we're doing.
Example
Mindfulness practices improve focus and emotional balance.
正念练习可以改善专注力和情感平衡。
B2 noun /ˌmɪsbɪˈheɪvjər/

misbehavior

不当行为
Meaning
bad or improper behavior
Example
The teacher punished the student for his misbehavior.
老师因学生的不当行为而惩罚了他。
B2 adjective /ˈmɪθɪkəl/

Mythical

神话的
Meaning
existing only in myths or legends; imaginary or fictitious
Example
Dragons are mythical creatures that appear in many cultures.
龙是神话中的生物，出现在许多文化中。
B2 noun /mɪθ/

myth

神话
Meaning
A traditional story explaining natural or social phenomena, often involving supernatural beings; a widely held but false belief.
Example
The myth of the phoenix tells of a bird reborn from its ashes.
凤凰的神话讲述了一只从灰烬中重生的鸟。
B2 adjective /ˈmænɪdʒəbəl/

Manageable

可管理的；可控制的
Meaning
able to be controlled or dealt with; feasible
Example
The workload is manageable if we plan properly.
工作负载是可管理的，如果我们正确规划。
B2 adjective /məˈkænɪkəl/

mechanical

幸福
Meaning
relating to machines or the way they work
Example
She has a good understanding of mechanical systems.
当她收到奖项时，她无法掩饰自己的幸福。
B2 verb /ˈmɑːdɪfaɪ/

modify

修改
Meaning
to change or alter something; to make partial changes
Example
We need to modify the plan to include more details.
我们需要修改计划以包括更多细节。
B2 noun /ˈmʌð.ər.hʊd/

Motherhood

母性
Meaning
the state of being a mother; the qualities of a mother
Example
She embraced the joys and challenges of motherhood.
她拥抱了母性的快乐和挑战。
B2 noun /mjuːl/

Mule

骡子
Meaning
the offspring of a donkey and a horse, used as a working animal
Example
The farmer used a mule to carry heavy loads.
农民用骡子搬运重物。
B2 adjective ˈmem.ər.ə.bəl

memorable

值得记住的
Meaning
Worth remembering or easily remembered, especially because of being special or unusual.
Example
Memorable events inspire generations.
值得记住的事件激励着一代又一代。
B2 noun /ˈmɪz.ər.i/

Misery

痛苦; 极度贫困; 折磨
Meaning
Great mental or physical suffering; extreme unhappiness or distress
Example
The poor family lived in complete misery after losing their home.
失去家园后，这个贫困家庭生活在极度痛苦中。
B2 adjective /ˈmʌd.i/

muddy

泥泞的
Meaning
covered in or full of mud; unclear or confused
Example
The children came back with muddy shoes after playing outside.
孩子们玩耍后，穿着泥泞的鞋子回来了。
B2 verb /ˈmɑːdərət/

moderate

调解
Meaning
to make less extreme or intense; to control or preside over
Example
She moderated the heated debate between the candidates.
她主持了候选人之间的激烈辩论。
B2 noun ˈmɒnjʊmənt

monument

纪念碑
Meaning
A statue, building, or other structure erected to commemorate a notable person or event.
Example
A monument should honor his contributions.
纪念碑应该纪念他的贡献。
B2 adverb /mɔːrˈoʊvər/

moreover

此外
Meaning
Used to add information that supports or emphasizes what has already been said.
Example
The job is challenging; moreover, it requires excellent communication skills.
这份工作具有挑战性；此外，它需要出色的沟通技能。
B2 noun /ˈmɒdjuːl/

module

模块
Meaning
a self-contained unit of a course or system, typically part of a larger whole
Example
The module on machine learning was difficult but informative.
机器学习的模块很难，但很有信息量。
B2 noun /ˌmænjəˈfæktʃərər/

manufacturer

制造商
Meaning
A person or company that makes goods in large quantities.
Example
The manufacturer produces cars for the global market.
制造商为全球市场生产汽车。
B2 adjective /ˌmænˈmeɪd/

manmade

人造的
Meaning
something created or built by humans rather than occurring naturally
Example
This lake is manmade, not natural.
这个湖是人造的，不是自然的。
B2 noun /mɒsk/

mosque

清真寺
Meaning
A Muslim place of worship.
Example
They gathered at the mosque for the Friday prayer.
他们在清真寺集会进行星期五的祷告。
B2 verb /ˈmɒdənaɪz/

modernize

现代化
Meaning
To adapt something to modern needs or styles; to update or improve.
Example
The company plans to modernize its IT infrastructure.
公司计划现代化其IT基础设施。
B2 adjective /ˈmɪnɪməl/

minimal

最小的
Meaning
the smallest or least amount possible
Example
The damage to the car was minimal after the accident.
事故后，汽车的损坏是最小的。
B2 noun /ˈmoʊ.tɪv/

Motive

动机; 原因; 驱动力
Meaning
a reason for doing something; what drives someone to act
Example
The police are investigating the motive for the crime.
警方正在调查犯罪的动机。
B2 adjective /məˈtjʊr/

mature

成熟
Meaning
fully developed or grown, especially emotionally or intellectually
Example
She has become a mature and confident leader.
她已经成为一位成熟且自信的领导者。
B2 noun /ˈmɔːr.nɪŋ/

Mourning

哀悼
Meaning
the expression of deep sorrow for someone who has died
Example
The family is in mourning for their grandmother.
家人为他们的祖母哀悼。
B2 noun/adjective /ˈmɪnətʃər/ or /ˈmɪniətʃʊr/

miniature

微型版本
Meaning
a very small version of something; small in scale or size
Example
The artist created a miniature model of the castle.
艺术家制作了一个城堡的微型模型。
B2 noun /ˈmɪd.deɪ/

Midday

中午
Meaning
The middle of the day; twelve o'clock in the daytime; noon
Example
The sun is brightest at midday when it's directly overhead.
太阳在中午最亮，当它正好在头顶时。
B2 noun /meɪz/

Maize

玉米
Meaning
a tall cereal plant bearing large grains on a cob; corn
Example
Farmers in the region grow maize as their primary crop for both food and animal feed.
该地区的农民将玉米作为主要作物，既用于食物也用于动物饲料。
B2 adverb /mɪdst/

Midst

在中间; 在...之中
Meaning
in the middle of; among
Example
She stood in the midst of the crowd.
她站在人群中间。
B2 noun /ˈmæd.nəs/

Madness

疯狂; 疯狂的行为;
Meaning
the state of being mentally ill, especially severely; extremely foolish behavior
Example
It would be madness to drive in this storm.
在这场风暴中开车是疯狂的。
B2 noun məˈmɔːriəl

memorial

纪念碑
Meaning
A structure or building made to remind people of a person or event.
Example
Thousands gather at the National Memorial.
成千上万的人聚集在国家纪念碑前。
B2 noun /maɪˈnɔːr.ɪ.ti/

minority

少数
Meaning
A smaller number or part, especially a group differing from the majority.
Example
The law aims to protect the rights of ethnic minorities.
法律旨在保护少数民族的权利。
B2 noun ˈme.trɪks

metrics

度量标准
Meaning
A system or standard of measurement; a set of numbers that give information about a particular process or activity.
Example
Metrics are crucial for evaluating performance.
度量标准对于评估绩效至关重要。
B2 noun /ˈmʌs.tərd/

Mustard

芥末
Meaning
A pungent seed or condiment made from ground mustard seeds
Example
She added mustard seeds to the curry for extra flavor.
她将芥末种子加入咖喱中，以增添更多风味。
B2 adverb /ˈmɪərli/

merely

仅仅
Meaning
Only; nothing more than.
Example
She was merely trying to help.
她仅仅是在尝试帮助。
B2 verb /mɜːrdʒ/

merge

合并
Meaning
to combine or join together; to blend into one
Example
The two companies decided to merge to increase their market share.
两家公司决定合并以增加他们的市场份额。
B2 adjective /ˈmaɪnd.fəl/

Mindful

专注; 意识到
Meaning
being conscious or aware; paying attention to the present moment
Example
She is always mindful of her surroundings and pays attention to details.
她总是注意周围的环境，并关注细节。
B2 noun /ˌmedɪˈkeɪʃən/

medication

药物
Meaning
a drug or other form of medicine used to treat or prevent disease
Example
The doctor prescribed medication for his headache.
医生为他的头痛开了药物。
B2 adjective /ˈmæskjəlɪn/

masculine

男性
Meaning
having qualities traditionally associated with men
Example
He has a deep, masculine voice.
他有着深沉的男性嗓音。
B2 noun /ˈmʊzlɪm/

muslim

穆斯林
Meaning
a follower of Islam
Example
He is a devout Muslim.
他是一个虔诚的穆斯林。
B2 noun /məˈstɑːʃ/

Moustache

胡须
Meaning
hair that grows on the upper lip of men
Example
He grew a thick moustache for the play.
他为剧本长出了浓密的胡子。
B2 noun /ˈmɑːr.tɪn/

Martin

雨燕
Meaning
small swift-flying bird that catches insects on the wing
Example
The martin built its nest under the bridge.
雨燕在桥下筑巢。
B2 noun ˈmɒn.ɪ.tər.ɪŋ

monitoring

监控
Meaning
The action of observing and checking the progress or quality of something over a period of time.
Example
Monitoring ensures compliance with standards.
监控确保符合标准。
B2 adjective /mɑːrkt/

Marked

显著的; 明显的; 独特的
Meaning
clearly noticeable; distinct; obvious
Example
There was a marked improvement in her performance.
她的表现有了显著的改善。
B2 adjective/noun /ˈmaɪ.nər/

minor

微小 / 未成年
Meaning
less important, serious, or significant; a person under the legal age
Example
Luckily, the accident caused only minor injuries.
幸运的是，事故只造成了轻微伤害。
B2 verb /maʊnt/

mount

安装
Meaning
to climb up, rise, or fix something in place
Example
They plan to mount a camera on the wall.
他们计划在墙上安装一台摄像机。
B2 noun /ˈmɪnərəl/

mineral

矿物
Meaning
a naturally occurring substance that is solid and inorganic, often used in industry or nutrition
Example
Calcium is an important mineral for strong bones.
钙是一种对强壮骨骼很重要的矿物。
B2 adverb /ˈmɒdərətli/

moderately

适度地
Meaning
to a reasonable extent, not excessively
Example
She exercises moderately to stay healthy.
她适度地锻炼以保持健康。
B2 verb /maɪˈɡreɪt/

migrate

Meaning
To move from one region or habitat to another, especially regularly according to the seasons or for work.
Example
Birds migrate south during the winter.
B2 noun /mɪˈθɒlədʒi/

mythology

Meaning
A collection of myths, especially belonging to a particular culture or religion.
Example
Greek mythology is filled with stories of gods and heroes.
B2 adverb /ˈmɪzərəbli/

Miserably

糟糕地
Meaning
in a wretched or unhappy manner; extremely badly
Example
The team performed miserably in the championship.
队伍在锦标赛中表现得非常糟糕。
B2 noun /mɪnt/

Mint

薄荷; 钱币厂
Meaning
An aromatic plant used for flavoring; also a place where money is manufactured
Example
She added fresh mint leaves to the tea for a refreshing taste.
她在茶里加了新鲜的薄荷叶，带来清新的味道。
B2 noun /ˈmɛtəfɔːr/

metaphor

幸福
Meaning
A figure of speech in which a word or phrase is applied to something to which it is not literally applicable.
Example
Time is a thief is a common metaphor for how quickly life passes.
当她获得奖项时，她无法掩饰自己的幸福。
B2 noun /məˈlɛəriə/

malaria

疟疾
Meaning
a serious infectious disease spread by mosquitoes, causing fever, chills, and sweating
Example
Malaria is a common disease in tropical regions.
疟疾在热带地区是一种常见疾病。
B2 adjective /ˈmæn.ju.əl/

Manual

手动
Meaning
done by hand; operated by hand; not automatic
Example
This is a manual process that requires careful attention.
这是一个手动过程，需要仔细关注。
B2 noun /ˈmɛkəˌnɪzəm/

mechanism

机制
Meaning
A system of parts working together in a machine; a process or technique for achieving something.
Example
The mechanism of the clock stopped working after years of use.
钟表的机制在多年使用后停止工作。
B2 adjective /mæɡˈnɛtɪk/

magnetic

磁性
Meaning
having the power to attract metal objects or to attract people or things in a strong way
Example
The magnetic field of the Earth protects us from harmful solar radiation.
地球的磁场保护我们免受有害的太阳辐射。
B2 adjective /mɪˈsteɪkən/

mistaken

错误的
Meaning
wrong or incorrect because of an error in judgment or understanding
Example
I was mistaken about the meeting time.
我对会议时间判断错了。
B2 noun /ˈmɒdəreɪtər/

moderator

主持人
Meaning
A person who leads or oversees discussions, debates, or forums to maintain order.
Example
The moderator asked each panelist to share their views.
主持人让每位小组成员分享他们的观点。
B2 adjective /ˈmɪl.ki waɪt/

Milky white

奶白色
Meaning
a pure white color resembling milk
Example
The clouds looked milky white against the blue sky.
云看起来像牛奶一样白，映衬在蓝天背景下。
B2 adjective /ˌmiː.diˈiː.vəl/

medieval

中世纪的
Meaning
Relating to the Middle Ages, the period in European history from about the 5th to the 15th century.
Example
The castle is a famous medieval monument.
这座城堡是一个著名的中世纪纪念碑。
B2 noun /mɑːrz/

Mars

火星
Meaning
The fourth planet from the Sun; the Roman god of war
Example
Scientists are planning a manned mission to Mars in the next decade.
科学家们正在计划在下一个十年进行载人火星任务。
B2 noun /ˌmɒd.ən.aɪˈzeɪ.ʃən/

modernization

现代化
Meaning
The process of adapting something to modern needs or habits.
Example
Modernization of industries reduces pollution.
工业的现代化减少了污染。
B2 noun /maɪˈɡreɪʃən/

migration

迁徙
Meaning
the movement of people or animals from one place to another, often for better living conditions or seasonal reasons
Example
The annual migration of birds is a fascinating natural event.
鸟类的年度迁徙是一个引人入胜的自然事件。
B2 noun /ˈmeɪnˌlænd/

mainland

Meaning
the principal landmass of a country or continent, as opposed to the surrounding islands
Example
The mainland of Australia is home to most of its population.
B2 noun /ˈmɑːrdʒɪn/

Margin

边缘; 边际
Meaning
The edge or border of something; an amount allowed beyond what is needed
Example
Please write your notes in the margin of the page.
请在页面的边缘写下你的笔记。
B2 adjective /ˌmæθəˈmætɪkəl/

mathematical

数学的
Meaning
relating to mathematics or the use of mathematics
Example
The mathematical equation was difficult to solve.
数学方程式很难解。
B2 noun /ˈmɑːrkər/

marker

马克笔，标记笔
Meaning
an object used to indicate a position, place, or boundary; a pen with a thick tip used for writing or drawing
Example
He used a red marker to underline the important points.
他用红色马克笔强调了重要的要点。
B2 noun ˈmɒn.ə.ki

monarchy

君主制
Meaning
A form of government with a monarch at the head, where supreme power is held by a single person such as a king or queen.
Example
The monarchy was abolished during the revolution.
君主制在革命期间被废除。
B2 noun ˈmaɪl.stəʊn

milestone

里程碑
Meaning
An important event or stage in the development, progress, or history of something.
Example
This discovery is a milestone in biotechnology.
这个发现是生物技术中的一个里程碑。
B2 adverb /ˈmæn.ju.ə.li/

Manually

手工; 使用身体的力量;
Meaning
by hand; using physical effort rather than machines
Example
The data was entered manually into the system.
数据是手动输入到系统中的。
B2 adjective /ˈmjuːtʃuəl/

Mutual

相互
Meaning
shared by two or more parties; reciprocal
Example
They have a mutual respect for each other.
他们彼此有相互尊重。
B2 verb /mɛnd/

mend

修补
Meaning
To repair something that is broken or damaged.
Example
She learned to mend her torn dress.
她学会了修补她撕破的裙子。
B2 noun /ˈmɛr.meɪd/

Mermaid

美人鱼
Meaning
A mythical sea creature with the head and torso of a woman and the tail of a fish
Example
The little girl loved stories about mermaids living under the sea.
小女孩喜欢关于美人鱼在海底生活的故事。
B2 adjective /ˌmʌltɪˈlɪŋɡwəl/

multilingual

多语种
Meaning
Able to speak or written in several languages.
Example
She grew up in a multilingual household.
她在一个多语言的家庭中长大。
B2 noun /məʊˈbɪləti/

mobility

流动性
Meaning
The ability to move or be moved freely and easily; the quality of being mobile.
Example
The mobility of workers is essential for the success of the project.
工人的流动性对项目的成功至关重要。