4255.foe(名)敌人
The knights prevailed against their foe．
那些骑士战胜了他们的敌人。

4256.foil(名)箱
The chocolate are individually wrapped in gold and silver foil．
巧克力分别用金箔纸和银箔纸包装。

4257.folk(形)民间的；社会阶层中的成员
They are just simple country folk.
他们只不过是普通的乡下人。

4258.folklore(名)民间传说
The story rapidly became part of family folklore．
这个故事很快就成为家族传说的一部分。

4259.fond(形)喜爱的，爱好的
同义词adoring
A fond mother often spoils her child．
母亲过分溺爱孩子，往往会宠坏孩子。

4260.footnote(名)注脚、附注
All philosophy is a footnote to Plato．
一切哲学都只是柏拉图哲学的一个注脚而已。

4261.forbear(动)忍耐、克制
不规则变化forbore, forborne
He wanted to answer back, but he forbore from doing so．
他想顶嘴，但是忍住了。

4262.forbid(动)禁止、阻止
不规则变化forbade，forbidden
The father forbids his children to touch the clavichord．
父亲禁止孩子们去碰那架古钢琴。

4263.forecast(动)预测、预言(名)预报
(动):Such events may forecast peace.
这类事件可能是和平的预兆。
(名):The forecast of Federal Reserve Bank is that the economy will grow by 2% this year.
联邦储备银行预测今年的经济增长将达2%。

4264.forehead(名)额头；前额
Her forehead was flushed with fever.
她因发烧而额头发红。

4265.foreign(形)外国的：陌生的
You could tell she was foreign by the way she dressed.
从她的穿着就可以看出她是外国人。

4266.foreigner(名)外国人
More than a million foreigners visit the city every year．
每年有一百多万外国人来参访该城市。

4267.foresee(动)预知、预见
不规则变化foresae,foreseen
We should have foreseen this trouble months ago and made provisions for it.
我们几个月前就应该预见到这种麻烦，并且做好准备。

4268.forgive(动)原谅
不规则变化forgave, forgiven
I'd never forgive myself if she heard the truth from someone else．
如果她从别人那里听到了真相，我永远不会原谅自己。

4269.fork(名)分岔
Shortly before dusk,they reached a fork and took the left-hand track.
接近黄昏时他们来到一个岔路口，便沿左边小径走去。

4270.format(名)格式
The format of the new quiz show has proved popular.
新的智力竞赛节目的总体安排结果证明很受欢迎。

4271.forrmation(名)形成、组成型态
Do you know the physical process of rock formation?
你知道岩石形成的物理过程吗？

4272.former(名)前者(形)先前的、从前的
(名):The former seems more likely.
前者似乎可能性更大些。
(形):In former days,there was a racecourse here．
从前这儿有个赛马场。

4273.formerly(副)以前
I learnt that the house had formerly been an inn．
我得知这座房子以前是家客栈。

4274.fort(名)堡垒
They defended the fort against enemy's heavy attack．
他们保卫堡垒抗拒敌人的猛攻。

4275.forth(副)向前
They went forth into the desert.
他们向前走进了沙漠。

4276.forthcoming(形)即将出现的；即将到来的
You have not made it clear whether financial help will be forthcoming.
像没说清楚在不远的将来能否得到经济援助。

4277.fortunate(形)幸运的
同义词lucky
I was fortunate in having a good teacher．
我很幸运，有位好老师。

4278.fortunately(副)幸运地
Fortunately for him, he was very soon offered another job.
他运气好，很快就有人聘请他做另一个工作了。

4279.fortune(名)运气；财产
By a stroke of fortune,he found work almost immediately.
他运气好，几乎立刻找到了工作。

4280.forward(动)转交
Please forward this letter to the following address.
请将这封信转送至下面的地址。

4281.forwards(副)向前地；今后
His foot caught in a rock and he pitched forwards.
他的脚被石头绊住，他向前栽倒了。

4282.found(动)创立、建立
The town was founded by English settlers in 1790．
这座城镇是英国移民于1790年建立的。

4283.fundation(名)建立、基础、基金会
The American society is estabilshed on an excaadingly shaky foundation of natural resources,which is connacted with the possibililty of a worsening environment.
美国社会建立在一个极度动摇的自然资源基础之上，与一个可能日益恶化的环境相存。

4284.founder(名)建立者、创立者，缔造者
He was a founder member of the club．
他是俱乐部的创始会员之一。

4285.fowl(名)家禽
Chicken and ducks are two types of fowL.
鸡和鸭是两种类型的家禽。

4286.fox(名)狐狸
He's a wily old fox.
他是个诡计多端的老狐狸。

4287.fraction(名)小部分
Without the traction between their feet and the ground,people would in no way be able to walk.
如果没有脚和地面的摩擦，人们就不能行走。