protector
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B2 noun /prəˈtɛktər/

protector

保护者
Meaning
a person or thing that protects someone or something
Example
The dog was seen as the family's protector.
这只狗被视为家庭的保护者。
B2 adjective /ˈpɛti/

petty

琐碎
Meaning
Of little importance or trivial; also describes a person overly concerned with small or unimportant matters.
Example
She often gets upset over the most petty things.
她经常为最琐碎的事情感到不安。
B2 noun ˌfoʊ.t̬oʊˈsɪn.θə.sɪs

photosynthesis

光合作用
Meaning
The process by which green plants use sunlight to synthesize foods from carbon dioxide and water.
Example
Plants depend on photosynthesis for survival.
植物依靠光合作用来生存。
B2 adjective /praɪm/

prime

首要的, 重要的
Meaning
Of the best quality; most important; peak condition.
Example
She is in the prime of her career.
她处于事业的巅峰时刻。
B2 noun /ˌpɜː.sɪˈvɪə.rəns/

perseverance

毅力
Meaning
Persistence in doing something despite difficulty or delay in achieving success
Example
His perseverance helped him achieve his dreams.
他的毅力帮助他实现了梦想。
B2 noun /saɪˈkɒlədʒɪst/

psychologist

心理学家
Meaning
a person who studies mental processes and behavior
Example
The psychologist helped him cope with his anxiety.
心理学家帮助他应对焦虑。
B2 adjective /prɛsˈtɪdʒəs/

prestigious

有声望的
Meaning
having a high reputation; respected
Example
Harvard University is one of the most prestigious universities in the world.
哈佛大学是世界上最有声望的大学之一。
B2 noun /pərˈfek.ʃən/

Perfection

完美
Meaning
the state of being complete and without flaws; the highest degree of excellence
Example
The artist spent years trying to achieve perfection in his paintings.
艺术家花了多年时间，试图在他的画作中实现完美。
B2 noun /ˈpleɪˌɔːf/

playoff

决胜赛
Meaning
a series of games played to determine a champion among top teams
Example
The team qualified for the playoffs after a strong season.
该队在强劲的赛季后晋级季后赛。
B2 verb /ˈpiːtər/

peter

逐渐减弱
Meaning
to diminish gradually and come to an end; to fade or dwindle away
Example
The excitement of the event began to peter out after a few hours.
事件的兴奋感在几个小时后开始逐渐消退。
B2 verb, noun, adjective /prɑːmpt/

prompt

促使 / 快速
Meaning
To cause someone to take action; done without delay.
Example
His speech prompted the audience to ask questions.
他的演讲促使观众提问。
B2 noun, verb /ˈpɛdəl/

pedal

脚操作的杠杆
Meaning
A foot-operated lever for powering or controlling a mechanism, especially on a bicycle.
Example
He pressed down hard on the bicycle pedal.
他用力踩下了自行车的踏板。
B2 verb /pɪntʃ/

pinch

捏
Meaning
to squeeze tightly between the fingers; to take a small amount
Example
She pinched a bit of salt into the soup.
她在汤里放了一点盐。
B2 noun prəˈsiːdɪŋz

proceedings

程序
Meaning
An event or a series of activities involving a formal or set procedure.
Example
The proceedings discussed language issues.
程序讨论了语言问题。
B2 noun, adjective /prɪˈmɪər/ or /ˈpriːmiər/

premier

总理 / 主要
Meaning
the head of government in some countries; first in importance or rank
Example
The French premier addressed the nation.
法国总理向全国发表了讲话。
B2 adjective /prɪˈdɪktəbəl/

predictable

可预测的
Meaning
able to be predicted or foreseen
Example
His reactions were predictable based on his past behavior.
他的反应是可以预测的，基于他的过去行为。
B2 noun /prəˈpɔːʃən/

proportion

Meaning
a part, share, or number considered in comparative relation to a whole
Example
The proportion of students passing the exam was high.
B2 noun /pænˈdɛmɪk/

pandemic

大流行病
Meaning
An outbreak of a disease that occurs on a global scale.
Example
The COVID-19 pandemic changed the world dramatically.
COVID-19 大流行病极大地改变了世界。
B2 adverb /prɪˈzjuːməbli/

presumably

可以推测
Meaning
used to convey that something is assumed to be true though not known for certain
Example
Presumably, he forgot to send the email.
可以推测，他忘记了发送邮件。
B2 adjective /ˈprɑːspərəs/

Prosperous

繁荣的; 兴旺的;
Meaning
successful in material terms; flourishing financially
Example
The company became very prosperous after launching their new product.
该公司在推出新产品后变得非常繁荣。
B2 adjective /ˈpɒlɪʃt/

polished

精致，优雅和精炼
Meaning
refined, sophisticated, and elegant in appearance or behavior
Example
She gave a polished performance at the recital.
她在音乐会上的表演非常精致。
B2 verb /prəˈkleɪm/

proclaim

宣布
Meaning
to announce something publicly or officially, especially something important
Example
The president proclaimed a national day of mourning.
总统宣布了一个全国的哀悼日。
B2 noun /ˈpʌŋk.tʃər/

Puncture

穿孔
Meaning
a small hole in a tire that causes air to escape
Example
I had to fix a puncture in my bicycle tire this morning.
今天早上我不得不修理我的自行车轮胎上的一个穿孔。
B2 noun /ˌpʌɪ.əˈnɪr/

Pioneer

在新地区探索或定居的第一个人；开发新思想或方法的人
Meaning
a person who is among the first to explore or settle a new area; someone who develops new ideas or methods
Example
She was a pioneer in the field of computer science.
她是计算机科学领域的先驱。
B2 noun /ˈplænər/

planner

计划者
Meaning
a person who makes plans or a book used for organizing schedules and tasks
Example
She uses a daily planner to organize her meetings.
她使用每日计划本来组织她的会议。
B2 noun prəˈvɪʒ.ənz

provisions

条款
Meaning
A condition or requirement in a legal document; clauses or stipulations.
Example
Provisions must align with public aspirations.
条款必须与公众的期望一致。
B2 noun

Patriot

爱国者
B2 verb /ˌpɜːrsəˈvɪr/

persevere

坚持
Meaning
to continue trying to achieve something despite difficulty or delay
Example
He persevered through many failures before succeeding.
他在许多失败后坚持到底，最终成功了。
B2 noun /ˌprɒsɪˈkjuːʃən/

prosecution

起诉
Meaning
The act of bringing a criminal charge against someone and pursuing legal action in court.
Example
The prosecution presented strong evidence against the defendant.
起诉方提出了有力的证据反对被告。
B2 noun /proʊˈbeɪʃən/

probation

试用期
Meaning
a period of testing or supervision, especially for offenders or new employees
Example
He was placed on probation for six months.
他被安排了六个月的试用期。
B2 noun /pərˈspek.tɪv/

Perspective

视角
Meaning
a particular attitude toward or way of regarding something; a point of view; the art of representing three-dimensional objects
Example
From his perspective, the decision was completely wrong.
从他的角度看，这个决定完全错误。
B2 noun/verb /ˈpriːfɪks/

prefix

前缀; 在前面添加东西
Meaning
a word, letter, or number placed before another; as a verb, to add something in front of something else
Example
Developers often prefix variables with an underscore.
开发人员经常在变量前添加下划线作为前缀。
B2 noun /ˈfɪzɪsɪst/

physicist

物理学家
Meaning
a scientist who studies or specializes in physics
Example
The physicist explained the theory of relativity to the students.
物理学家向学生们解释了相对论。
B2 noun /ˈpɑːtnəʃɪp/

partnership

合作伙伴关系
Meaning
the state of being a partner or a group of partners
Example
Our partnership has helped both companies grow.
我们的伙伴关系帮助了两家公司增长。
B2 noun /ˈpɜː.tʃəs.ɪŋ ˈpaʊ.ɚ/

purchasing power

购买力
Meaning
The amount of goods and services that can be purchased with a unit of currency.
Example
Due to inflation, people's purchasing power has decreased.
由于通货膨胀，人们的购买力下降了。
B2 noun prəˈdʒɛk.ʃən

projection

声音投射
Meaning
The strength and range of voice when speaking.
Example
Proper projection ensures that every listener hears clearly.
适当的投射确保每个听众都能清晰地听到。
B2 verb /pʌmp/

pump

抽水
Meaning
to force liquid or gas to move in a particular direction using a device
Example
They pumped water from the well into the tank.
他们把水从井里抽到水箱里。
B2 noun pəˈspek.tɪvz

perspectives

观点
Meaning
A particular attitude toward or way of regarding something; a point of view.
Example
New perspectives enhance understanding.
新的观点促进理解。
B2 noun /ˈpælət/

palette

调色板
Meaning
a thin board or surface on which an artist sets and mixes colors; also a range of colors used in art or design
Example
The artist mixed vibrant shades on her palette before starting the painting.
艺术家在开始画画之前，在她的调色板上混合了鲜艳的色调。
B2 noun /prɪˈtens/

Pretence

虚伪
Meaning
an attempt to make something that is not the case appear true
Example
He made no pretence of being interested in the conversation.
他没有装作对谈话感兴趣。
B2 adjective /pɪˈkjuː.li.ər/

Peculiar

奇怪的; 异常的; 稀有的
Meaning
strange or odd; unusual; belonging exclusively to
Example
She has a peculiar way of speaking.
她有一种奇怪的说话方式。
B2 adjective /ˌsaɪkiˈætrɪk/

psychiatric

Meaning
relating to mental illness or its treatment
Example
The psychiatric hospital provides care for those with severe conditions.
B2 noun /præŋk/

prank

恶作剧
Meaning
A trick that is intended to be funny but not harmful.
Example
They played a harmless prank on their friend during the party.
他们在派对上和朋友玩了一个无害的恶作剧。
B2 adjective /fəˈnɒmɪnəl/

phenomenal

非凡
Meaning
extraordinary, remarkable, or exceptional in a way that is very impressive
Example
The team achieved phenomenal success in the tournament.
团队在比赛中取得了非凡的成功。
B2 verb /prɪˈzɜːv/

preserve

保护
Meaning
to keep something in its original state; to protect from harm or decay
Example
We must preserve our natural environment.
我们必须保护我们的自然环境。
B2 verb /pərˈsuː/

pursue

追求
Meaning
to follow or chase with the intent to catch or achieve something
Example
She decided to pursue her dreams of becoming a doctor.
她决定追求成为医生的梦想。
B2 verb /pruːn/

prune

修剪
Meaning
to cut off unwanted parts of a plant or tree to help it grow better
Example
Gardeners prune the trees in spring to encourage growth.
园丁在春天修剪树木以促进生长。
B2 noun /ˈpred.ə.ses.ər/

Predecessor

前任
Meaning
a person who held a job or office before the current holder; something that came before another thing
Example
The new manager learned from his predecessor's mistakes.
新经理从他的前任的错误中学习。
B2 noun prəˈtæɡənɪst

protagonist

主角
Meaning
The leading character or one of the major characters in a drama, movie, novel, or other fictional text.
Example
Charles Darnay is one of the protagonists of the story.
查尔斯·达尔内是故事中的主角之一。
B2 verb /poʊz/

pose

幸福
Meaning
To assume a particular position, especially for a photograph or display; to present a problem or question.
Example
She posed for a picture in front of the monument.
她在收到奖项时，无法隐藏她的幸福。
B2 adjective /ˈpɔɪ.zən.əs/

Poisonous

有毒的; 毒性; 致命的
Meaning
containing poison; toxic; deadly
Example
The snake is highly poisonous and dangerous.
这条蛇非常有毒且危险。
B2 verb /pərˈsiːvd/

perceived

幸福
Meaning
to become aware of something through the senses or the mind; to understand or interpret
Example
She perceived a hint of sadness in his voice.
当她收到奖项时，她无法掩饰自己的幸福。
B2 adjective /plʌmp/

plump

丰满或圆形
Meaning
having a full, rounded shape; pleasantly fat
Example
The cat was plump and well-fed.
那只猫又胖又被很好地喂养。
B2 adjective /ˈpæʃənət/

passionate

热情的
Meaning
showing or caused by strong feelings or a strong belief
Example
He is passionate about environmental conservation.
他对环境保护充满热情。
B2 noun /ˈplæn.tɪn/

Plantain

大蕉
Meaning
a large green banana-like fruit that is usually cooked before eating
Example
Plantain can be fried, boiled, or baked and is a staple food in many tropical countries.
大蕉可以油炸、煮沸或烘烤，是许多热带国家的主食。
B2 noun /saɪˈkaɪətrɪst/

psychiatrist

精神科医生
Meaning
a medical doctor specializing in the diagnosis and treatment of mental illness
Example
The psychiatrist prescribed medication for the patient’s anxiety.
精神科医生为患者的焦虑开了药。
B2 noun prɪˈsɪʒ.ən

precision

精确度
Meaning
The quality of being exact and accurate.
Example
High precision instruments are used in surgery.
在手术中使用高精度仪器。
B2 noun /ˌpɛnɪˈtreɪʃən/

penetration

渗透
Meaning
The act of piercing or entering into something.
Example
The company's market penetration grew rapidly.
公司的市场渗透迅速增长。
B2 verb /prɪˈsiːdɪd/

preceded

之前发生
Meaning
came before something in time, order, or position
Example
Dark clouds preceded the heavy rainfall.
乌云在暴雨之前出现。
B2 noun /prɪˈkɔː.ʃən/

Precaution

预防
Meaning
an action taken in advance to prevent something dangerous or unpleasant from happening
Example
As a precaution, we should bring extra water on the hike.
作为预防措施，我们应该在徒步旅行中带上额外的水。
B2 noun /ˈpen neɪm/

Pen-name

笔名
Meaning
a fictitious name used by an author instead of their real name; a pseudonym
Example
Mark Twain was the pen-name of Samuel Clemens.
马克·吐温是塞缪尔·克莱门斯的笔名。
B2 verb /pɔːˈtreɪ/

portray

描绘
Meaning
to describe or represent something or someone in a work of art or literature
Example
The novel portrays a vivid picture of life in the countryside.
这部小说描绘了乡村生活的生动图景。
B2 noun /prəˈtɛstər/

protester

抗议者
Meaning
a person who takes part in a protest or demonstration
Example
The protester spoke passionately about the cause.
抗议者激情洋溢地谈论了这个原因。
B2 adjective + noun ˈpraɪməri əbˈdʒektɪv

primary objective

主要目标
Meaning
The main goal or chief aim of an activity, project, or endeavor.
Example
The primary objective of the event was to promote recycling.
该活动的主要目标是推广回收。
B2 adjective /poʊˈɛt.ɪk/

poetic

诗意的
Meaning
having qualities of poetry; expressive, beautiful, or imaginative
Example
Her speech had a poetic rhythm that captivated the audience.
她的演讲有着一种诗意的节奏，吸引了听众。
B2 adverb /ˈpɑrʃəli/

Partially

部分地; 不完全地;
Meaning
to some extent; not completely; incompletely
Example
The building was only partially destroyed in the fire.
这座建筑在火灾中仅部分被摧毁。
B2 noun /pætʃ/

Patch

补丁
Meaning
a small piece of material used to mend a hole; a small area of something different
Example
She sewed a patch over the hole in her jeans.
她在她的牛仔裤上的洞上缝了一个补丁。
B2 noun /pʌls/

Pulse

豆类
Meaning
edible seeds of leguminous plants such as lentils, beans, and peas
Example
Pulses are an excellent source of protein for vegetarians.
豆类是素食者的优秀蛋白质来源。
B2 verb /ˈpɒndər/

ponder

深思
Meaning
to think about something carefully
Example
She pondered over the meaning of the poem.
她沉思着诗歌的含义。
B2 adjective /ˌsaɪkəˈlɒdʒɪkəl/

psychological

心理学的
Meaning
relating to the mind or mental processes.
Example
She studied the psychological effects of trauma on children.
她研究了创伤对儿童的心理影响。
B2 noun/verb /preɪ/

prey

Meaning
an animal hunted by another for food; to hunt and feed on
Example
Lions prey on zebras in the wild.
B2 adjective /ˈplɛʒərəbl/

pleasurable

令人愉快的, 令人高兴的
Meaning
giving pleasure or enjoyment
Example
Reading a good book is a pleasurable activity.
读一本好书是一项令人愉快的活动。
B2 verb /poʊk/

poke

戳
Meaning
to push or prod with a finger or pointed object
Example
Don't poke me with your finger.
不要用手指戳我。
B2 noun /prɒkˈsɪmɪti/

proximity

接近
Meaning
Nearness in space, time, or relationship.
Example
The proximity of the school to her house made it convenient.
学校离她家很近，这使得它很方便。
B2 verb /piːp/

peep

偷看
Meaning
to look quickly or secretly; to make a short high sound
Example
The child tried to peep through the keyhole.
孩子试图透过钥匙孔窥视。
B2 verb /prɪˈzjuːm/

presume

假设
Meaning
To suppose something is true without proof; to take for granted.
Example
I presume she has already left for the meeting.
我假设她已经去参加会议了。
B2 noun /pəˈsjuːt/

pursuit

追求, 寻求
Meaning
the act of chasing or trying to achieve something
Example
He dedicated his life to the pursuit of happiness.
他将一生奉献给了追求幸福。
B2 noun ˌpʌŋkˈtʃʊəlɪti

punctuality

守时
Meaning
The quality of being on time; the habit of arriving or doing things at the agreed or proper time.
Example
Punctuality is a valued trait in professional settings.
守时是职业环境中一个受重视的品质。
B2 noun /ˈpaɪ.θən/

Python

蟒蛇
Meaning
a large non-venomous snake that kills prey by constriction
Example
The python wrapped around its prey tightly.
蟒蛇紧紧缠绕着它的猎物。
B2 noun /ˈpaɪ.rət/

Pirate

海盗
Meaning
a person who attacks and robs ships at sea; someone who uses or reproduces copyrighted material illegally
Example
The pirate ship was spotted near the coast.
海盗船在海岸附近被发现。
B2 noun /ˈprɒs.pekts/

prospects

前景
Meaning
The possibility or likelihood of some future event occurring.
Example
The prospects for growth look promising.
增长的前景看起来很有前途。
B2 noun /ˈpɪl.ɡrɪm/

Pilgrim

朝圣者; 旅行者
Meaning
a person who journeys to a sacred place for religious reasons; a traveler
Example
The pilgrim walked for days to reach the holy shrine.
朝圣者走了好几天才到达圣地。
B2 verb /prɪˈveɪl/

prevail

占上风
Meaning
To prove more powerful or superior; to be widespread or common.
Example
Justice will always prevail over injustice.
正义总会战胜不公正。
B2 noun /prækˈtɪʃ.ən.ər/

practitioner

从业者
Meaning
a person actively engaged in a profession, especially medicine or law
Example
She is a skilled medical practitioner.
她是一位合格的医学从业者。
B2 noun pəˈluː.tənts

pollutants

污染物
Meaning
A substance that pollutes or contaminates the environment.
Example
Pollutants contribute to environmental degradation.
污染物会导致环境退化。
B2 noun ˈprɑː.sest fuːdz

processed foods

加工食品
Meaning
Foods that have been altered from their natural state through various methods such as canning, freezing, refrigeration, dehydration and aseptic processing.
Example
Excessive consumption of processed foods leads to health issues.
过量消费加工食品会导致健康问题。
B2 noun /prəˈvɪʒ.ən/

Provision

供给
Meaning
supplies of food and other necessary things; arrangement or preparation
Example
The government made provision for emergency supplies during the flood.
政府为洪水期间的紧急供应作出了安排。
B2 noun /ˈpɑː.tər/

Potter

陶艺师
Meaning
a person who makes pottery
Example
The potter shaped clay on the spinning wheel.
陶艺师在旋转的轮子上塑造了泥土。
B2 adjective /ˈprɒfɪtəbl/

profitable

盈利的
Meaning
yielding profit or financial gain
Example
The company has become highly profitable after the new strategy was implemented.
公司在实施新策略后变得极具盈利性。
B2 adjective /ˈprɒmɪnənt/

prominent

显著的
Meaning
Important, famous, or easily noticeable.
Example
He is a prominent leader in the community.
他是社区中的一个杰出领导者。
B2 verb /pəˈzɛs/

possess

拥有 / 拥有
Meaning
To have or own something; to hold a quality or characteristic.
Example
She possesses great talent in music.
她在音乐上拥有巨大的天赋。
B2 noun /ˌprɒp.əˈɡæn.də/

Propaganda

宣传; 谣言
Meaning
information spread to promote a particular political cause or point of view
Example
The government used propaganda to influence public opinion during the war.
政府在战争期间使用了宣传来影响公众舆论。
B2 noun /ˈprɛfəs/

preface

前言
Meaning
an introduction to a book, speech, or other written work
Example
The author explained his motivation in the preface.
作者在前言中解释了他的动机。
B2 noun /ˈpɔːt.fəʊ.li.əʊ/

portfolio

工作集、样本或工作清单
Meaning
A collection of work or samples demonstrating skills and expertise.
Example
His portfolio showcased his diverse range of skills.
他的投资组合展示了他广泛的技能。
B2 noun ˈpærəˌlɛlz

parallels

相似之处
Meaning
Similarities or comparisons between two different things or situations
Example
There are parallels between Japan's aging issues and Bangladesh's situation.
日本的老龄化问题和孟加拉国的情况之间存在相似之处。
B2 adjective /pəˈsɪs.tənt/

persistent

坚持不懈
Meaning
continuing to exist or endure over a prolonged period
Example
Despite many setbacks, her persistent efforts led to success.
尽管遇到许多挫折，她的坚持不懈最终带来了成功。
B2 noun /ˈpen.ʃən/

Pension

养老金
Meaning
a regular payment made to someone who is no longer working because of age or disability
Example
After retirement, he receives a monthly pension from the company.
退休后，他从公司领取每月养老金。
B2 verb /pɪəs/

pierce

刺穿
Meaning
to make a hole through something; to penetrate with a sharp object
Example
The arrow will pierce through the target.
箭矢将穿透目标。
B2 noun /ˈpɑː.tɪ.klz/

particles

微粒
Meaning
Minute portions of matter.
Example
PM2.5 particles harm respiratory health.
PM2.5微粒危害呼吸健康。
B2 noun /ˈpref.ər.əns/

Preference

偏爱
Meaning
a greater liking for one alternative over another or others
Example
She has a preference for classical music over pop music.
她更喜欢古典音乐而不是流行音乐。
B2 noun /prəˈseʃ.ən/

Procession

游行; 队列;
Meaning
a group of people or vehicles moving forward in an organized way, especially as part of a ceremony
Example
The wedding procession walked slowly to the church.
婚礼游行缓慢地走向教堂。
B2 noun /ˈpɜr.mə.nəns/

Permanence

持久性
Meaning
the state or quality of lasting or remaining unchanged indefinitely; enduring nature
Example
The permanence of the stone monument impressed all visitors.
石雕纪念碑的永久性给所有参观者留下了深刻的印象。
B2 noun ˌprez.əˈveɪ.ʃən

preservation

保存
Meaning
The action of maintaining something in its original or existing state; protection from harm or damage.
Example
Proper preservation extends the lifespan of machinery.
适当的保存延长了机器的使用寿命。
B2 adjective /prəˈpoʊzd/

proposed

提议的
Meaning
suggested or put forward for consideration or discussion
Example
The proposed changes will improve the system.
提议的变更将改善系统。
B2 noun prɛsˈtiːʒ

prestige

声望
Meaning
Widespread respect and admiration felt for someone or something on the basis of a perception of their achievements or quality.
Example
The university has gained international prestige for its research.
这所大学因其研究而获得了国际声誉。
B2 noun pərˈsweɪ.ʒən

persuasion

通过理性或情感说服某人
Meaning
The act of convincing someone to change their viewpoint through reasoning or emotion.
Example
Effective persuasion is key to a successful speech.
有效的劝说是成功演讲的关键。
B2 adjective /ˈprɪm.ɪ.tɪv/

Primitive

原始的; 基础的; 粗糙的; 未开发的; 简单的
Meaning
ancient; basic; crude; undeveloped; simple
Example
The tribe still uses primitive tools for hunting and farming.
部落仍然使用原始工具进行狩猎和耕种。
B2 noun /saɪˈkɒlədʒi/

psychology

心理学
Meaning
the scientific study of the mind and behavior
Example
Psychology helps us understand how people think and act.
心理学帮助我们理解人们如何思考和行动。
B2 verb (phrasal) /ˈpæs ˌɔːf/

pass-off

Meaning
to present something or someone falsely as something else; to pretend or deceive
Example
He tried to pass off the fake watch as a luxury brand.
B2 noun /ˈpesɪˌmɪzəm/

pessimism

悲观主义
Meaning
A tendency to see the worst aspect of things or believe the worst will happen.
Example
Her constant pessimism made it hard to stay optimistic.
她的悲观主义让保持乐观变得很困难。
B2 adjective /prɪˈpærəˌtɔːri/

Preparatory

预备的; 初步的; 用于准备的
Meaning
preliminary; introductory; intended as preparation
Example
She attended preparatory classes before the final exam.
她参加了考试前的预备课程。
B2 adjective /ˈprɒmɪsɪŋ/

promising

有前途的
Meaning
showing signs of future success or potential
Example
She is a promising young scientist with great ideas.
她是一个有前途的年轻科学家，拥有伟大的想法。
B2 noun /ˈprɛsɪdənt/

precedent

先例
Meaning
An earlier event or decision that serves as a guide or example for future similar situations.
Example
The judge’s ruling set a new precedent for similar cases.
法官的裁决为类似案件设立了一个新的先例。
B2 noun /ˈpriːmiəm/

premium

保费
Meaning
an amount of money paid regularly for an insurance policy; something of superior quality or value
Example
You need to pay your insurance premium every year.
你每年需要支付你的保险费。
B2 noun /ˈpær.ə.dɒks/

paradox

悖论
Meaning
A seemingly contradictory statement or situation that may be true; an apparent inconsistency.
Example
The paradox of freedom is that it requires rules.
自由的悖论是它需要规则。
B2 noun /pɪtʃ/

pitch

音调，投掷
Meaning
the quality of a sound; the level or degree of intensity; a throw or toss
Example
The singer's pitch was perfect during the performance.
歌手的音调在表演中完美无瑕。
B2 verb prəˈlɔŋd

prolonged

延长
Meaning
Extended in duration; made to last longer than usual.
Example
Modern medicine has prolonged life expectancy.
现代医学延长了预期寿命。
B2 adjective /ˌprɒb.ləˈmæt.ɪk/

Problematic

有问题的; 导致问题的
Meaning
causing problems; troublesome; difficult to deal with
Example
The new policy changes are problematic and need to be reviewed.
新政策的变化是有问题的，需要审查。
B2 adjective /ˈpraɪs.ləs/

Priceless

无价的；极其宝贵的
Meaning
extremely valuable; invaluable; beyond price
Example
Her grandmother's antique jewelry is absolutely priceless.
她祖母的古董珠宝是绝对无价的。
B2 noun /ˈpeɪtrən/

patron

赞助人
Meaning
a person who gives financial or other support to a person, organization, or cause
Example
The library is supported by generous patrons.
图书馆得到了慷慨的赞助人支持。
B2 adjective /prəˈnaʊnst/

pronounced

明显的
Meaning
very noticeable or strongly marked
Example
There is a pronounced difference between the two styles.
这两种风格之间有明显的区别。