5099.overcoat(名)外套大衣
I had my overcoat turned.
我把大衣翻个面。

5100.overcome(动)克服
不规则变化overcame，overcome
They had overcome one tough problem after another before working out this sort of energy-saving lamp．
他们连续克服种种问题，终于研制成这种节能灯。

5101.overdo(动)使过火、过分
不规则变化overdid，overdone
She really overdid the sympathy．
她真是同情得过火了。

5102.overhear(动)无疑间听到、偷听
不规则变化overheard，overheard
I overheard his saying he was going to France.
我无意间听到他说要去法国。

5103.overlap(动)部分重叠、部分相同
One feather overlaps another on a bird's wing.
鸟的翅膀上的羽毛互相交叠着。

5104.overlook(动)俯视；忽略
同义词neglect
The house on the hill overlooks the valley.
山上的这座房子俯瞰着山谷。

5105.overnight(副)一夜之间、在昨夜、在前一夜
We stayed overnight in London after the theater.
我们看完戏后在伦敦住了一晚。

5106.overpass(名)天桥
I crossed over the pedestrian overpass．
我走过过街天桥。

5107.overtake(动)赶上；突然袭击
不规则变化overtook，overtaken
A gigantic truck overtook us.
一辆巨型卡车超过了我们。

5108.overthrow(动)(名)推翻；打翻
不规则变化onverthrew，overthrown
(动): The rebels tried to overthrow the government.
叛乱者企图推翻政府。
(名): After the overthrow of the monarchy,the country was in chaos．
君主制度被推翻后，该国陷入混乱。

5109.overturn(动)使倾覆、推翻
The wave overturned the boat.
海浪倾覆了小船。

5110.overwork(名)工作过度、操劳过度
His illness was brought on by money worries and overwork.
他的病是因操心钱和劳累过度而造成的。

5111.owing(形)亏欠的、欠债的
短语owing to
How much is owing to you?
欠你多少钱？

5112.owl(名)猫头鹰
An owl hooted hearby．
一只描头鹰在附近啼叫。

5113.OX(名)公牛
复数oxen
The ox-cart rattled away.
牛车嘎啦嘎啦地过去了。

5114.oyster(名)牡蛎
Oyster beds,on the mudflats,are a form of fish farming.
淤泥滩牡蛎养殖场是一种水产养殖方式。

5115.pact(名)协定、公约
After a long negotiation,we at last reached an unvoiced pact.
经过长时间的谈判，最后我们达成默契。

5116.pad(名)便条纸；垫子(动)填塞、衬填
(名): She always kept a pad and pencil by the phone.
她总在电话机旁准备一本便条纸和一枝铅笔。
(动):All the sharp corners were padded with foam．
所有的棱角都垫上了海绵橡胶。

5117.pail(名)桶子
There is a pail on the table.
桌上有个桶子。

5118.pajamas(名)睡衣、睡衣裤
惯用复数
I have bought the pajamas of yollow color.
我买了黄色的睡衣裤。

5119.palace(名)宫殿
A palace crowns the hill.
山顶上有一座宫殿。

5120.pale(形)脸色苍白的
You look pale. Are you OK?
你看起来气色不好。你没事吧？

5121.palm(名)手掌；棕榈；椰子
He held the bird gently in the palm of his hand.
他把小鸟轻轻地托在掌心。

5122.pane(名)窗玻璃片．窗格
He blew on the window pane．
他往玻璃窗上哈气。

5123.panel(名)镶板；陪审团；小组
The panel then informally accepted Several general conclusions, although some details have not been settled．
小组成员非正式地得出了几条概括性的结论，但一些细节问题还有待解决。

5124.pang(名)剧痛、悲痛
She felt an acut pang in his arm.
她感到手臂上一阵剧痛。

5125.parade(名)(动)检阅；展览；游行
(名):The latest software will be on parade at the exhibition．
最新电脑软件将在展览会上展出。
(动):The victorious team will parade through the city tomorrow moming.
明天上午获胜队将在城内举行庆祝游行。

5126.paradise(名)天堂、乐园
同义词heaven
The Ancient Egyptians saw paradise as an idealized version of their own lives．
古埃及人把天堂视为人生活的理想形式。

5127.parallel(形)平行的(名)平行
(形): The road and the canal are parallel to each other．
道路与运河平行。
(名): These ideas have parallels in Freud's thought.
这些观念在弗洛伊德的思想中有极相似之处。

5128.parcel(名)包裹
There's a parcel and some letters for you.
有你的一个包裹和几封信。

5129.pardon(名)原谅
I beg your pardon．
请原谅。

5130.parlor(名)店；起居室；会客窒
英parlour
They redecoratad the parlor.
他们把客厅重新装修了。