5165.pence(名)便士
单数penny
It only cost a few pence．
这东西只值几便士。

5166.penny(名)便士、一分钱
He had a few pennies in his pocket.
他口袋里有几便士的硬币。

5167.pension(名)退休金、养老金
He has retired on a pension．
他领养老金退休了。

5168.pensive(形)沉思的、苦心焦虑的
同义词wistful
The woman in this painting has a pensive smile.
这幅画中的女人脸上露出忧郁的微笑。

5169.pentagon(名)五角形
短语the Pentagon
The list of those films deemed by the Pentagon unworthy of military support is equally
revealing.
那些被五角大厦认为不值得支持的电影也同样说明问题。

5170.percentage(名)百分比
In Britain and Japan，inflation is running half a percentage point below the rate predicted at the end of last year．
在英国和日本，通货膨胀率都比去年年底的预期要低半个百分点。

5171.perfect(形)完美的
She speaks perfect English.
她讲一口地道的英语。

5172.perfection(名)完美、完备、完成
The fish was cooked to perfection．
这鱼烹煮得恰到好处。

5173.perfectly(副)完美地、完全地
It's perfectly normal to feel like this.
有这样的感觉是完全正常的。

5174.perform(动)表演、执行、演奏
She performs an important role in our organization．
她在我们的组织中发挥着重要的作用。

5175.performance(名)表演；成绩
The perfarmance starts at seven．
演出七点开始。

5176.performer(名)表演者；执行者
He was a poor performer at school and left with no qualifications.
他在校学习成绩不好，没有毕业就离开学校。

5177.perfume(名)香水、香味
This kind of perfume is rather expansive in France.
这种香水在法国售价很高。

5178.perhaps(副)也许
Perhaps he's forgotten.
也许是他忘记了。

5179.peril(名)危险
同义词hazard
The country's economy is now in grave peril.
现在，这个国家的经济陷入了严重危机。

5180.periodic(形)周期性的、定期的
Periodic checks are carried out on the equipment.
设备定期进行检查。

5181.periodical(形)定期出版的(名)期刊
(形): Our manager expects regular periodical reports from us．
我们的经理期待着我们的定期汇报。
(名):Mary is in the periodical room in the library．
玛丽在图书馆的期刊阅览室。

5182.perish(动)死亡、毁灭
Man will go down into the pit, and all his thoughts will perish.
人最终会入土，他所有的思想也将随之消失。

5183.permanent(形)永久的、长久的
There is no permanent friend or enemy, and there is only permanent interest.
没有永远的朋友或敌人，只有永远的利益。

5184.permanently(副)永久地
Will you settle down permanently in America?
你打算在美国永久定居吗？

5185.permission(名)许可
You must ask permission for all major expenditure．
一切重大开支均须报请批准。

5186.penmit(动)允许
同义词consent
They permitted her to leave.
他们允许她离开。

5187.perpetual (形)永久的
Do you believe in perpetual love in this secular world?
你相信在这个世俗的世界里，还有天长地久的爱情吗？

5188.perplex(动)使困惑
同义词baffle
I was perplexed by so many intricate questions.
我被这么多微妙的问题给搞糊涂了。

5189.persist(动)坚持
In spite of fact that his initial experiments had failed,prof.White persisted in his research.
尽管怀特教授最初的实验失败了，但他仍然坚持研究。

5190.persistent(形)持久的、坚持的
How do you deal with persistent salesmen who won't take no for an answer?
你怎么对付那些不轻言放弃、一直纠缠下去的推销员？

5191.personnel(名)全体职员
In order to fully tap the human resources, the rational flow of trained personnel should not only be allowed but also be encouraged.
为了充分发掘人力资源，不仅应该允许人才流动，而且还要鼓励人才的合理流动。

5192.persuade(动)说服、使相信
Please try and persuade her.
请尽力说服她。

5193.persuasion(名)说服力；信念
Defeated by her powers of persuasion,I accepted．
她的劝说很有力，我完全接受了。

5194.persuasive(形)有说服力的
He can be very persuasive.
他有时很会说服人。

5195.pessimism(名)悲观、悲观主义
不可数
There is a mood of pessimism in the company about future job prospects.
有一种对未来职场前景悲观的情绪弥漫在公司中。

5196.pessimistic(形)悲观的
反义词optimistic
They appeared surprisingly pessimistic about their chances of winning.
他们对胜利的可能性显得出奇的悲观。