7871.petition(名)请愿书
Many subscribers' names are in the petition.
请愿书上有很多签名者的名字。

7872.petroleum(名)石油
Petroleum can be used to produce various chemical products.
石油可用于生产多种化学产品。

7873.pharmacy(名)药房
Take this prescription to the pharmacy．
把这件处方笺拿到药房去。

7874.phenomenon(名)现象
Intemational terrorism is not just a recent phenomenon.
国际恐怖主义并不是近年才有的现象。

7875.philharmonic(形)爱好音乐的
Our school is famous for its musical tradition,and there are three of its old girls in thepresent London Philharmonic Orchestra.
我们的学校以音乐的传统而闻名，女校友中有人现在在伦敦爱乐乐团。

7876.pickup(名)加速
He has a sports car with good pickup.
他有一辆加速性能良好的赛车。

7877.picturesque(形)风景如画的
He lived in a picturesque village.
他住在一个风景如画的村庄里。

7878.pigment(名)颜料
I have mixed pigment with oil.
我已经把颜料和油混合起来了。

7879.pilgrim(名)朝圣者
We met many pilgrims on their way to Mecca.
我们遇到许多去麦加朝圣的人。

7880.pilgrimage(名)朝圣者的旅程
A pilgrimage to Mecca is made by the faithful.
教徒前住麦加朝圣的旅途。

7881.pious(形)虔诚的
He is a pious Cristian.
他是一名虔诚的基督教徒。

7882.pirate(名)海盗
The sailor suddenly saw a pirate jumping onto the deck.
那水手忽然看到一名海盗跳上了甲板。

7883.piss(名)小便
That work won't take you long-it's a piece of piss.
这工作花不了你多久时间——跟撤泡尿一样容易。

7884.pistol(名)手枪
The owner took a pistol out of his pocket and pointed it at the thief.
房主从口袋里掏出一支手枪,瞄准了小偷。

7885.piston(名)活塞
The piston seems ok. Maybe something else is wrong.
活塞似乎没问蹰。可能是别的什么东西坏了。

7886.pitch(动)投降(名)沥青
(动): Pitch the rubbish into the rubbish box.
杷垃圾扔在垃圾箱里。
(名):The room was as dark as pitch.
房间里漆黑一团。

7887.pitcher(名)投手
The pitcher gave a spin to the ball.
投手使球旋转了起来。

7888.plague(名)瘟疫
Plague came in the wake of earthquake.
地震之后紧跟着就是瘟疫。

7889.plaster(名)灰泥(动)敷
(名):The plaster had started to come away from the wall.
灰泥已经开始从墙上脱落了。
(动): The nurse washed and plastered the wound.
护士清洗了伤口并在上面贴了膏药。

7890.plea(名)借口
同义词excuse
Her plea was that she did not see the signal.
她的借口是说她没看见信号。

7891.plead(动)辩护
不规则变化pled，pled
The girl charged with murder was said to be mad and unfit to plead.
据说那个被控谋杀的女孩是疯子，不能为自己申辩。

7892.pledge(动)发育(名)保证
(动):They pledged never to tell the secret.
他们发誓决不泄密。
(名):I gave him my pledge that I would vote for him.
我向他保证我将投票给他。

7893.plunge(动)跳进
I waved my dog to plunge into the water．
我挥手示意我的狗跳入水中。

7894.pneumonia(名)肺炎
He was indebted to her for nursing him through pneumonia.
他感激她护理好了他的肺炎。

7895.poison(名)毒药(动)毒杀
(名):Gas is a poison.
煤气是有毒气体。
(动):Someone tried to poison our dog.
有人想毒杀我们的狗。

7896.poisonous(形)有毒的
A scorpion has a poisonous sting in its long jointed tail．
蝎子的长尾巴上长着一个有毒的蛰针。

7897.polynomial(名)多项式
A homogeneous polynomial having two or more variables.
多元齐次多项式有两个或多个变数的齐次多项式。

7898.portfolio(名)投资组合
My stackbroker manages my portfolio for me.
我的证券经纪人替我管理投资组合．

7899.potent(形)有力的
I was convinced by his potent arguments.
他那有力的论据把我说服了。

7900.potential(名)潜力(形)潜在的
(名): She has acting potentiat，but she needs training．
她有表演潜力，但需要训练。
(形): Education develops potential abilities.
教育能开发人的潜能。

7901.potentiality(名)潜在性
It is a new invention with a big sales potentiality.
它是一个有畅销潜力的新发明。

7902.practitioner(名)开业医生
He is a medical practitioner.
他是执业医生。

7903.precaution(名)预防措施
I took an umbrella as a precaution.
我带了一把伞以防下雨。