pernicious
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C1 adjective pərˈnɪʃəs

pernicious

有害的, 毁灭性的
Meaning
Having a harmful effect, especially in a gradual or subtle way.
Example
The pernicious effects of smoking are well-documented.
吸烟的有害影响被充分记录。
C1 noun /ˈpraɪməsi/

primacy

优先权
Meaning
the state of being first in importance or authority
Example
The primacy of education cannot be denied.
教育的优先权不可否认。
C1 adverb /pɜːr ˈseɪ/

per se

本身
Meaning
By or in itself; intrinsically.
Example
The idea is not bad per se, but it needs improvement.
这个想法本身并不好，但需要改进。
C1 verb prəˈpel

propel

推动
Meaning
To drive, push, or cause to move in a particular direction, typically forward.
Example
Lack of proper guidance can propel adolescents toward delinquency.
缺乏适当的指导可能会推动青少年走向犯罪。
C1 verb /pɛk/

Peck

啄
Meaning
To strike or bite something with a beak; to eat in small bites.
Example
The hen began to peck at the grains scattered on the ground.
母鸡开始啄地面上散落的谷物。
C1 verb /praʊl/

prowl

悄悄走动（猎取或寻找）
Meaning
To move around quietly and secretly, especially while hunting or searching.
Example
The cat prowled around the garden at night.
猫在夜间悄悄地绕着花园走。
C1 noun /pərˈveɪər/

purveyor

Meaning
a person or business that supplies goods, services, or information
Example
He is a well-known purveyor of fine wines.
C1 noun /pərˈvɜr.sə.ti/

Perversity

堕落; 顽固;
Meaning
deliberate determination to behave in an unreasonable or unacceptable way; the quality of being contrary or obstinate
Example
His perversity in refusing help frustrated everyone.
他拒绝帮助的堕落让所有人都沮丧。
C1 noun /ˈpɜːrpɪtreɪtər/

perpetrator

罪犯
Meaning
a person who commits a harmful, illegal, or immoral act
Example
The police arrested the perpetrator of the crime.
警方逮捕了犯罪嫌疑人。
C1 adjective /pɜːrt/

pert

俏皮但迷人
Meaning
attractively lively or cheeky in manner or style
Example
She gave a pert reply that made everyone laugh.
她给了一个俏皮的回答，让所有人都笑了。
C1 verb /pɜːrdʒ/

purge

清除
Meaning
To remove unwanted feelings, people, or things; to cleanse or purify.
Example
The new leader promised to purge corruption from the government.
新领导承诺清除政府中的腐败。
C1 noun /ˈpær.ət biːk/

Parrot Beak

鹦鹉嘴
Meaning
a climbing plant with curved red and orange flowers resembling a parrot's beak
Example
The parrot beak flower's unique curved shape makes it a fascinating addition to any garden.
鹦鹉嘴花独特的弯曲形状使它成为任何花园中迷人的补充。
C1 noun /prɪˈdɒmɪnəns/

predominance

主导地位
Meaning
The state of being greater in number, strength, or importance.
Example
The predominance of online shopping has changed retail forever.
在线购物的主导地位永久地改变了零售业。
C1 noun /ˈpɒlɪɡlɒt/

polyglot

多语者
Meaning
a person who knows and can use several languages
Example
She is a polyglot, fluent in English, Spanish, and Bengali.
她是一个多语者，精通英语、西班牙语和孟加拉语。
C1 noun ˈfeɪz.aʊt

phase-out

逐步淘汰
Meaning
A gradual reduction and eventual elimination of something.
Example
A phase-out of fossil fuels was agreed upon.
达成了逐步淘汰化石燃料的协议。
C1 adjective /ˈprɛdəˌtɔri/

predatory

掠食者/剥削者
Meaning
Relating to animals that prey on others; exploiting or victimizing others for personal gain.
Example
The predatory bird swooped down on its prey.
掠食性鸟类扑向它的猎物。
C1 noun /ˌfəʊtəʊˈsɪnθɛtɪk ɪˈfɪʃənsi/

photosynthetic efficiency

光合作用效率
Meaning
The measure of how effectively plants convert light energy into chemical energy through the process of photosynthesis, directly affecting plant growth and crop yield.
Example
Improving photosynthetic efficiency can increase crop yields.
提高光合作用效率可以增加作物产量。
C1 verb /ˈpætər/

patter

发出重复的轻轻敲打声 / 机械地快速说话
Meaning
to make a repeated light tapping sound; to talk quickly in a rehearsed or mechanical way
Example
Rain pattered softly on the window.
雨滴轻轻拍打着窗户。
C1 adjective /ˈper.ɪ.ləs/

perilous

危险的, 危险的, 不安全的
Meaning
Full of danger or risk; hazardous and threatening.
Example
The explorers took a perilous journey.
探险家们进行了危险的旅行。
C1 noun,verb /pleɪt/

plait

辫子
Meaning
a braid of hair or straw; to braid
Example
She decided to plait her hair before the party.
她决定在派对前编织她的头发。
C1 verb /ˈpruːfˌriːd/

proofread

校对
Meaning
to read written material and mark any errors
Example
She proofread the report before submission.
她在提交前校对了报告。
C1 adjective /ˈpɜːrsənəbl/

personable

迷人
Meaning
having a pleasant appearance and manner; attractive and friendly
Example
The new teacher is very personable and easy to talk to.
新老师非常迷人且容易交谈。
C1 adjective /prɪˈkoʊʃəs/

precocious

早熟
Meaning
Showing advanced development or maturity at an unusually early age.
Example
The precocious child was reading novels at the age of five.
那个早熟的孩子五岁时就能阅读小说。
C1 noun /ˈpiː.hən/

Peahen

母孔雀
Meaning
female peacock
Example
The peahen is less colorful than the male peacock.
母孔雀比雄孔雀少了色彩。
C1 noun /pəˈlɪɡ.ə.mi/

Polygamy

一夫多妻制
Meaning
the practice of marrying multiple spouses at the same time
Example
Polygamy is illegal in many countries around the world.
一夫多妻制在世界许多国家是非法的。
C1 adjective /ˈpɛnsɪv/

pensive

沉思
Meaning
Engaged in deep or serious thought.
Example
She looked pensive as she stared out of the window.
她看起来若有所思地凝视着窗外。
C1 verb /per/

pare

削皮
Meaning
to cut away the outer covering or reduce something gradually
Example
She pared the apple before eating it.
她在吃苹果前削了皮。
C1 noun /ˈpəʊstˌskrɪpt/

postscript

附言
Meaning
an additional remark at the end of a letter or text, after the signature
Example
She added a brief postscript to thank him again.
她加了一句简短的附言，再次感谢他。
C1 verb /praɪ/

pry

窥探 / 干涉
Meaning
to look closely into something; to try to find out private information
Example
She tried to pry into her neighbor’s private life.
她试图窥探她邻居的私人生活。
C1 adjective /pəˈnɪnsjələr/

peninsular

半岛状的
Meaning
Relating to or resembling a peninsula.
Example
The peninsular region is surrounded by water on three sides.
半岛地区三面被水包围。
C1 noun /ˈpɔɪ.nən.si/

poignancy

悲伤, 痛苦
Meaning
the quality of evoking a keen sense of sadness or regret; emotionally touching
Example
The poignancy of the farewell brought tears to everyone's eyes.
告别的悲痛让每个人的眼睛都充满了泪水。
C1 noun prəˈkjʊrmənt

procurement

采购
Meaning
The action of obtaining or procuring something, especially for official purposes.
Example
The procurement of modern equipment has improved research accuracy.
现代设备的采购提高了研究准确性。
C1 verb /proʊˈtruːd/

protrude

突出
Meaning
To stick out or extend beyond a surface.
Example
A nail was protruding from the wooden board.
一根钉子从木板中突出出来。
C1 noun /ˈpɔːr.kjə.paɪn/

Porcupine

豪猪
Meaning
a large rodent with defensive spines or quills on its body
Example
The porcupine raised its quills when threatened.
豪猪在受到威胁时竖起了它的刺。
C1 noun/verb ˈpɪv.ət

pivot

战略转变，中心，过程改变
Meaning
A significant change in business strategy or direction.
Example
The company decided to pivot its business strategy.
公司决定调整其商业策略。
C1 noun /ˈpʌndɪt/

pundit

专家
Meaning
An expert in a particular subject or field who is frequently called upon to give opinions to the public.
Example
Political pundits debated the election results on television.
政治专家在电视上讨论了选举结果。
C1 noun ˈpɛd.ə.ɡɒ.dʒi

pedagogy

教育学
Meaning
The method and practice of teaching, especially as an academic subject or theoretical concept.
Example
Modern pedagogy focuses on student-centered learning.
现代教育学注重以学生为中心的学习。
C1 noun /ˈprɛsɪpɪs/

precipice

悬崖
Meaning
A very steep cliff or a situation of great danger.
Example
The hikers stood at the edge of the precipice, gazing into the valley below.
徒步旅行者站在悬崖边缘，凝视着下面的山谷。
C1 adjective /ˈfɒnɪk/

phonic

语音的
Meaning
relating to speech sounds or their production; connected to phonics
Example
Children learn phonic rules to read new words accurately.
孩子们学习语音规则，以准确阅读新单词。
C1 noun /ˈpæd.ək/

paddock

马或其他动物的围场
Meaning
a small enclosed field where horses or other animals are kept
Example
The horses were grazing in the paddock.
马群在围场里吃草。
C1 adjective /ˈperɪɡrɪn/

Peregrine

漫游的; 迁徙的; 旅行的
Meaning
wandering; traveling; migratory
Example
The peregrine falcon is known for its incredible speed.
游隼因其不可思议的速度而闻名。
C1 noun /pəˈrɛnθəsɪs/

parenthesis

括号
Meaning
A pair of curved marks ( ) used to enclose words or numbers; also an interruption or digression in speech or writing.
Example
The explanation was given in a parenthesis within the text.
该解释在文本中的括号内给出。
C1 noun prɪˈdɪk.ə.mənt

predicament

困境
Meaning
A difficult, unpleasant, or embarrassing situation.
Example
Losing both jobs put him in a financial predicament.
失去两份工作让他陷入了财务困境。
C1 verb /prɪˈdɒmɪneɪt/

predominate

占主导地位
Meaning
To be the strongest, most common, or most influential element.
Example
Traditional values still predominate in the community.
传统价值观在社区中仍然占主导地位。
C1 adjective /ˈpæl.ɪd/

Pallid

苍白，特别是因为健康不好；缺乏实质或活力
Meaning
pale, especially because of poor health; lacking substance or vitality
Example
His pallid complexion showed signs of illness.
他苍白的面色显示出生病的迹象。
C1 adjective /ˈpəʊtəbl/

potable

可饮用的
Meaning
safe to drink; drinkable
Example
The villagers did not have access to potable water.
村民没有水源可以饮用。
C1 adjective /pəˈdæntɪk/

pedantic

过于关注细节或规则的人
Meaning
Excessively concerned with minor details or rules; overly academic or bookish.
Example
Her pedantic explanations made the lecture dull.
她的呗丹提克解释让讲座变得无聊。
C1 noun /pəˈnæʃ/

panache

与众不同的风格
Meaning
Flamboyant confidence of style or manner; distinctive and stylish elegance.
Example
He delivered his speech with great panache.
他以极大的自信发表了演讲。
C1 adjective /ˌsaɪkoʊsəˈmætɪk/

psychosomatic

心理生理的
Meaning
Relating to a physical illness or condition caused or aggravated by mental factors such as stress.
Example
Her stomach pain was diagnosed as psychosomatic, linked to stress.
她的胃痛被诊断为心理生理性疾病，与压力有关。
C1 noun /ˈprɒmɪnəns/

prominence

声望
Meaning
The state of being important, famous, or easily noticed.
Example
Her work gained prominence after the award.
她的工作在获奖后获得了声望。
C1 noun /ˌprɒvəˈkeɪʃən/

provocation

挑衅
Meaning
An action or statement that is intended to make someone angry or to cause a reaction.
Example
His rude comment was a clear provocation.
他的粗鲁评论是明显的挑衅。
C1 adjective /prəˈfjuːs/

profuse

丰富的
Meaning
existing or given in large amounts; abundant
Example
He offered profuse thanks for their timely help.
他为他们及时的帮助表示了丰富的感谢。
C1 noun ˈprɒdʒ.ə.ni

progeny

后代, 子孙, 继承人
Meaning
A descendant or the descendants of a person, animal, or plant; offspring.
Example
The philosopher's teachings have influenced many generations of progeny.
哲学家的教义影响了许多代后代。
C1 noun /ˈprəʊsiːdz/

proceeds

收入
Meaning
money obtained from an event, activity, or sale
Example
The proceeds from the charity event were donated to the orphanage.
慈善活动的收入被捐赠给了孤儿院。
C1 noun /ˌpriːməˈnɪʃən/ or /ˌprɛm-/

premonition

预感
Meaning
a strong feeling that something is about to happen, often something negative
Example
She had a premonition of danger before the trip.
她在旅行前有一种危险的预感。
C1 verb /ˈpæs.ɪ.faɪ/

pacify

安抚；抚慰；平息
Meaning
To quell the anger, agitation, or excitement of someone.
Example
The mother tried to pacify her crying child.
妈妈试图安抚她正在哭泣的孩子。
C1 noun /ˈpɛs.tɪ.saɪd ˈrɛz.ɪ.djuː/

pesticide-residue

农药残留
Meaning
Chemical remnants left over from pesticides used on crops or in soil.
Example
Excess pesticide-residue in food can be harmful to health.
食物中的农药残留过多可能对健康有害。
C1 noun ˈpɑː.sɪŋ

parsing

句子结构分析
Meaning
The process of analyzing sentence structure to understand grammatical relationships.
Example
The AI model performs parsing to understand syntax.
该AI模型通过解析来理解语法。
C1 noun /ˌpɪɡ.menˈteɪ.ʃən/

pigmentation

色素沉着
Meaning
The natural coloring of animal or plant tissue.
Example
Excessive rubbing can cause pigmentation issues.
过度摩擦可能会导致色素沉着问题。
C1 noun /pɪˈtaɪə/

Pitaya / Dragon fruit

火龙果
Meaning
a tropical fruit with bright pink or red skin and white flesh speckled with black seeds
Example
The pitaya has a mild, sweet flavor and a unique appearance.
火龙果味道温和、甜美，外形独特。
C1 noun proʊˈæktɪv ˈseɪvɪŋ

proactive saving

主动储蓄
Meaning
Actively planning and setting aside money in advance to prepare for future financial needs
Example
Proactive saving ensures financial stability in old age.
主动储蓄确保了老年时期的财务稳定。
C1 noun /plɔɪ/

ploy

巧妙的计谋
Meaning
a clever plan or action designed to gain an advantage
Example
She used a clever ploy to win the debate.
她用了一招聪明的伎俩来赢得辩论。
C1 noun /ˈpɒ̃ʃɒ̃/

penchant

倾向
Meaning
a strong or habitual liking for something or tendency to do something
Example
She has a penchant for collecting rare books.
她有收集稀有书籍的倾向。
C1 noun /ˈpɛdlər/

peddler

小贩
Meaning
a person who sells goods, often traveling from place to place
Example
The peddler walked through the village selling fresh fruits.
小贩走过村庄，卖着新鲜的水果。
C1 adjective /prəˈvɒkətɪv/

provocative

挑衅的
Meaning
Intended to make people angry, excited, or interested.
Example
She wore a provocative dress to the party.
她穿了一件挑衅的衣服去参加派对。
C1 noun /prəˈvaɪzoʊ/

proviso

条件
Meaning
a condition or stipulation attached to an agreement
Example
He accepted the job offer with the proviso that he could work remotely twice a week.
他接受了工作邀请，前提是他每周可以远程工作两次。
C1 noun /ˌprɒk.ləˈmeɪ.ʃən/

Proclamation

公告
Meaning
an official public announcement, especially one made by someone in authority
Example
The king issued a proclamation declaring peace.
国王发布了一项公告，宣布和平。
C1 adjective /ˈpæl.ə.tə.bəl/

palatable

可口的
Meaning
pleasant or acceptable to the taste, mind, or feelings
Example
The meal was simple but quite palatable.
这顿饭很简单，但相当可口。
C1 verb /prɪˈzaɪd/

preside

主持
Meaning
to be in charge of a meeting, event, or organization
Example
She will preside over the meeting tomorrow.
她明天将主持会议。
C1 adjective /pəˈleɪ.ʃəl/

palatial

宫殿般
Meaning
resembling a palace in being spacious and splendid
Example
They stayed in a palatial hotel during their vacation.
他们在度假时住在一间宫殿般的酒店里。
C1 noun /ˈprɒvənəns/

provenance

来源
Meaning
The origin or source of something.
Example
The museum verified the provenance of the ancient manuscript.
博物馆验证了古代手稿的出处。
C1 noun /ˈpærɪti/

parity

平价
Meaning
the state or condition of being equal, especially in status or pay
Example
The campaign aims to achieve pay parity between men and women.
这项运动旨在实现男女之间的工资平等。
C1 noun /ˈpriːˌæmbəl/

preamble

前言
Meaning
a preliminary statement, especially the introduction to a formal document
Example
The preamble of the constitution outlines its guiding principles.
宪法的序言概述了其指导原则。
C1 adjective /pəˈrɪʒən/

parisian

与巴黎相关
Meaning
relating to Paris or its people
Example
She wore a Parisian style dress at the party.
她在派对上穿着巴黎风格的裙子。
C1 adjective /ˈpɪt.i.əs/

Piteous

可怜的; 引起同情的
Meaning
deserving pity; arousing compassion
Example
The piteous cries of the injured animal moved everyone to tears.
受伤动物的悲惨叫声让每个人都泪流满面。
C1 noun /ˈpreɪsiː/

precis

摘要
Meaning
A concise summary of a text or speech.
Example
The student submitted a précis of the long article.
学生提交了一篇长文章的摘要。
C1 adverb /ˈpiːs.miːl/

Piecemeal

逐步地; 一片一片地
Meaning
done or made gradually, one piece at a time; fragmentary; unsystematic
Example
The renovation was done piecemeal over several years due to budget constraints.
由于预算限制，翻新工作是在几年内逐步完成的。
C1 noun /prɪˈzʌmp.ʃən/

Presumption

假设; 推定;
Meaning
an idea that is taken to be true without proof
Example
There is a presumption of innocence in the legal system.
法律系统中有无罪推定。
C1 adjective /ˈpærəmaʊnt/

paramount

至关重要
Meaning
more important than anything else; supreme
Example
Safety is of paramount importance in this factory.
在这家工厂里，安全至关重要。
C1 verb /ˈpɜːrkəleɪt/

percolate

Meaning
To filter gradually through a porous surface or substance; to spread slowly.
Example
The rainwater percolated through the soil into the groundwater.
C1 noun /ˈpɔːsɪti/

paucity

稀缺 / 缺乏
Meaning
the presence of something in only small or insufficient quantities
Example
The project was delayed due to a paucity of funds.
由于资金短缺，项目被推迟了。
C1 adjective /ˈpɒlɪtɪk/

politic

精明, 审慎
Meaning
shrewd, prudent, or tactful in practical matters
Example
It was politic of him to remain silent during the argument.
在争论中保持沉默是他明智的选择。
C1 verb pleɪɡd

plagued

困扰
Meaning
Troubled or afflicted persistently by problems or difficulties.
Example
People are plagued by anxiety and depression.
人们受到焦虑和抑郁的困扰。
C1 verb /pəˈveɪd/

pervade

弥漫
Meaning
to spread through and be present in every part of something
Example
The smell of fresh flowers pervaded the entire room.
新鲜花香弥漫整个房间。
C1 noun /ˈpoʊʃən/

potion

药水
Meaning
a liquid with healing, magical, or poisonous properties
Example
The witch gave the hero a healing potion.
女巫给了英雄一个治疗药水。
C1 adjective prəˈvɪnʃəl

provincial

省级
Meaning
Of or concerning a province of a country or empire.
Example
Bengali was not just a provincial language.
孟加拉语不仅仅是一个省级语言。
C1 noun /ˈproʊbeɪt/

probate

遗嘱认证
Meaning
the official proving of a will in a court of law
Example
The family had to go through probate after his death.
家人必须在他去世后通过遗嘱认证程序。
C1 noun prɪˈsɪʒ.ən ˈæɡ.rɪ.kʌl.tʃər

precision agriculture

精准农业
Meaning
The technique of conducting agricultural work using advanced technology.
Example
Precision agriculture optimizes resource use and increases efficiency.
精准农业优化资源使用并提高效率。
C1 adjective /prɪˈsɪpɪtəs/

precipitous

陡峭或突然而至
Meaning
Extremely steep or sudden; done quickly without careful consideration.
Example
The hikers struggled to climb the precipitous slope.
远足者在攀登陡峭的坡道时遇到了困难。
C1 verb /paʊt/

pout

撅嘴
Meaning
to push one's lips forward as an expression of annoyance or sulkiness
Example
The child began to pout when he didn’t get the toy.
孩子没得到玩具时开始撅嘴。
C1 noun pɔɪz

poise

自信与冷静
Meaning
Natural confidence and composure maintained under pressure.
Example
A good speaker maintains poise under pressure.
一个好的演讲者在压力下保持冷静。
C1 adjective /ˌfɪl.hɑːrˈmɒn.ɪk/

philharmonic

与交响乐团有关
Meaning
relating to a symphony orchestra or its music
Example
The philharmonic orchestra performed a stunning rendition of Beethoven's Ninth Symphony.
爱乐乐团演绎了贝多芬第九交响曲的精彩版本。
C1 verb /prəˈkræs.tɪ.neɪt/

procrastinate

拖延, 延迟, 推迟
Meaning
To delay or postpone action; to put off doing something, especially out of habitual carelessness or laziness.
Example
He tends to procrastinate when facing difficult tasks.
他在面对困难任务时倾向于拖延。
C1 adjective /ˈpɑːndərəs/

ponderous

沉重而缓慢
Meaning
slow and clumsy because of great weight; dull and labored
Example
The ponderous lecture made it hard for students to stay awake.
这堂沉重而缓慢的讲座使学生们难以保持清醒。
C1 verb /proʊˈtrækt/

protract

延长
Meaning
To prolong or extend in time or duration.
Example
Negotiations were protracted for several months.
谈判持续了几个月。
C1 noun /pəˈzɛsər/

possessor

所有者
Meaning
A person who owns or holds something.
Example
The possessor of the land built a new house.
土地的所有者建造了一座新房。
C1 noun /pɛnˈtæθlɒn/

pentathlon

五项全能
Meaning
An athletic contest featuring five different events.
Example
She trained hard to compete in the modern pentathlon.
她为参加现代五项全能而努力训练。
C1 noun /ˌpeɪ.li.ɒnˈtɒl.ə.dʒi/

paleontology

古生物学
Meaning
the branch of science concerned with fossil animals and plants
Example
She decided to study paleontology at university.
她决定在大学学习古生物学。
C1 noun /ˈpiːɒn/

peon

皮恩
Meaning
a low-ranking worker, often performing menial tasks
Example
The office peon delivered the files to each department.
办公室的皮恩将文件送到每个部门。
C1 adjective /pəˈtɜːrnəl/

paternal

父亲的
Meaning
Relating to or characteristic of a father.
Example
He took a paternal interest in the boy’s education.
他对男孩的教育表现出父亲般的兴趣。
C1 noun /poʊˈlær.ɪ.ti/

polarity

极性
Meaning
the state of having two opposite or contradictory tendencies, opinions, or aspects
Example
The polarity between the two political parties is growing stronger.
两个政治党派之间的极性越来越强。
C1 verb /ˌpriːdɪˈtɜːrmɪn/

predetermine

预定
Meaning
to establish or decide something in advance
Example
The outcome of the match seemed predetermined.
比赛结果似乎是预定的。
C1 noun /ˈprəʊ.lɒɡ/

prologue

序言
Meaning
an introduction to a book, play, or event
Example
The novel begins with a short prologue set in the past.
这本小说以一段设定在过去的简短序言开始。
C1 noun /ˈprɒspɛktər/

prospector

矿产勘探员
Meaning
a person who searches for mineral deposits, especially gold
Example
The prospector spent years in the mountains searching for gold.
矿产勘探员花了多年在山中寻找黄金。
C1 adjective /proʊˈzeɪ.ɪk/

prosaic

平凡的
Meaning
ordinary, dull, or lacking imagination
Example
The teacher’s explanation was accurate but rather prosaic.
老师的解释很准确，但相当平凡。
C1 noun /prɒɡˈnoʊsɪs/

prognosis

预后
Meaning
A forecast of the likely outcome of a disease or situation.
Example
The doctor gave a positive prognosis for the patient's recovery.
医生给出了患者康复的积极预后。
C1 verb /ˈpɒstʃʊleɪt/

postulate

假设
Meaning
to suggest or assume that something is true as the basis for reasoning or discussion
Example
Scientists postulate that life exists on other planets.
科学家假设在其他星球上存在生命。
C1 noun /ˈpɛntəɡən/

pentagon

Meaning
A plane figure with five straight sides and five angles; also refers to the US Department of Defense building.
Example
The Pentagon is one of the most iconic government buildings in the United States.
C1 noun /ˈpɔː.pəs/

Porpoise

海豚
Meaning
a small toothed whale with a low triangular dorsal fin and a blunt rounded snout
Example
The porpoise jumped gracefully out of the water.
海豚优雅地跃出水面。
C1 verb /pərˈplɛks/

perplex

困惑 / 迷惑
Meaning
To confuse or puzzle someone.
Example
The complex instructions perplexed the students.
复杂的指示使学生感到困惑。
C1 noun /pʌn/

pun

双关语
Meaning
A humorous use of words that suggests different meanings or words that sound alike.
Example
He made a clever pun about the bakery's bread rising.
他在面包店关于面包发酵的玩笑中巧妙地运用了双关语。
C1 adjective /ˌpæθəˈlɑːdʒɪkəl/

pathological

病理的, 异常的
Meaning
Relating to disease; extreme or obsessive in a way that is abnormal.
Example
He has a pathological fear of failure.
他对失败有病理性的恐惧。
C1 adjective /ˈpəʊ.tənt/

Potent

强效; 强大的; 有效的
Meaning
having great strength, power, or effect; influential
Example
The medicine is very potent and should be taken carefully.
这药效强，应该小心服用。
C1 noun /ˈpɑːrlər/

parlor

客厅，商店
Meaning
A sitting room in a private house, or a shop providing specified services.
Example
They welcomed the guests into the front parlor.
他们在前厅迎接了客人。
C1 adjective /ˈpɪt.i.ə.bəl/

pitiable

可怜的
Meaning
deserving sympathy or compassion
Example
The stray dog looked pitiable in the rain.
那只流浪狗在雨中看起来十分可怜。
C1 adjective /pərˈsɛptɪv/

perceptive

幸福
Meaning
Having or showing keen insight, understanding, or awareness.
Example
She is very perceptive and quickly notices when something is wrong.
她在获得奖项时无法隐藏她的快乐。
C1 adjective /priˈɛmptɪv/

preemptive

预防性
Meaning
Serving or intended to prevent something by taking action first.
Example
The government took preemptive measures to control inflation.
政府采取了预防措施来控制通货膨胀。
C1 noun ˌpraɪ.vɪ.taɪˈzeɪ.ʃən

privatization

私有化
Meaning
The transfer of a business, industry, or service from public to private ownership and control.
Example
The privatization of state-owned companies increased efficiency.
国有企业的私有化提高了效率。
C1 adjective /ˈpɔɪ.njənt/

poignant

动人, 深刻
Meaning
evoking a keen sense of sadness or regret; deeply touching
Example
The movie's ending was so poignant that many in the audience were moved to tears.
这部电影的结尾如此动人，以至于许多观众都感动得流泪。
C1 adjective /ˈpɒp.jʊ.ləs/

Populous

人口众多
Meaning
having a large population; densely populated; crowded with people
Example
China is the most populous country in the world.
中国是世界上人口最多的国家。
C1 noun /ˈpeɪθɒs/

pathos

悲悯
Meaning
a quality in speech, writing, or events that evokes pity or deep emotion
Example
The documentary balanced pathos with hope, making the audience both weep and think.
这部纪录片平衡了悲悯与希望，使观众既流泪又思考。