4161.explanation(名)解釋
The most likely explanation is that his plane was delayed.
最可能的解釋是他的飛機誤點了。

4162.express(動)表達
同義詞describe
Teachers have expressed concern about the emphasis on testing.
老師們對太著重考查成績的現象表示擔憂。

4163.expression(名)表達；表情
Expressions of sympathy flooded in from all over the country.
同情的示意如潮水般地從全國各地地涌來。

4164.extend(動)延伸
Can't you extend your visit for a few days?
你們訪問的時間不能延長幾天嗎？

4165.extension(名)延伸、伸長、延期
I planned an extension of my holiday.
我計劃延長我的假期。

4166.extensive(形)廣泛的
同義詞spacious
The house has extensive grounds．
這棟房子有寬敞的庭院。

4167.extinguish(動)熄滅
Smoking is forbidden. Please extinguish your cigarette.
禁止吸煙，請把您的煙熄滅。

4168.extra(形)(副)(名)額外
(形):The conference is going to be a lot of extra work.
這次會議將有很多額外工作。
(副): The monthly feel is fixed and there are no hidden extras．
月費是固定的，沒有未言明的額外開支。
(名):I need to earn a bit extral this month.
我這個月需要賺點外快。

4169.extreme(形)極端的、盡頭的(名)極限
同義詞radical
(形):"Juggling one's life" probably means living a life characterized by extreme stress.
“為生活忙碌”可能指的是以極度緊張為特征的一種生活。
(名): Love and hate are extremes of passion.
愛與恨是感情的兩個極端。

4170.eyebrows(名)眉毛
慣用復數
He's in it up to his eyebrows．
他深陷于困境之中。

4171.eyelid(名)眼皮
He heard the bad news without batting an eyelid.
他聽到這個壞消息絲毫不動聲色。

4172.eyesight(名)視力
不可數
His eyesight was exceedingly defective．
他的視力有很大的缺陷。

4173.eyewitness(名)目擊者
The driver's version of the accident was differant from the eyewitness.
那司機對該車禍的說法與目擊者不同。

4174.fable(名)寓言、虛構的故事
This is a fable about a man and a sly old fox.
這是一個關于一個男人和狡猾老狐貍的寓言。

4175.facet(名)事物的面、刻畫
Now let's look at another facet of the problem.
現在我們來看問題的另一面。

4176.faction(名)派別、派系
His factian split off from the party.
他這個派系脫離了該黨。

4177.faculty(名)全體教職員；官能；技能
She retained her mantal faculties untill the day she died.
她直到臨終那天一直保持著思維和理解能力。

4178.fad(名)流行一時的狂熱
Rap music proved to be more than just a passing fad．
事實證明，說唱音樂并不是曇花一現。

4179.fade(動)褪色、凋謝、枯萎
同義詞bleach
Any memory her childhood had faded from her mind.
她童年的一切記憶都逐漸從腦海中消逝了。

4180.faint(動)昏倒
He fainted when he heard the news．
聽到這消息時，他暈了過去。

4181.fairy(名)仙女、小仙子
Fairy-tales often help to develop a child's imagination.
童話故事經常幫助發揮幼兒的想象力。

4182.fame(名)名聲、聲譽
He cares very little for fame and gain.
他對名利很淡薄。

4183.familiar(形)熟悉的
后接介詞with
The children are too familiar with their teacher.
這些小學生對老師過于放肆。

4184.familiarity(名)熟悉、通曉；親密
His familiarity with the language helped him anjoy his stay．
他通曉這種語言，所以逗留期間過得很愜意。

4185.familiarly(副)通俗地、親密地
He touched her cheek familiarly．
他親昵地碰了碰她的臉頰。

4186.famine(名)饑荒
Famine caused widespread distress．
饑荒引起了普遍的憂慮。

4187.fantastic(形)極好的：想象中的
The car costs a fantastic amount of money.
這轎車的價錢貴得嚇人。

4188.fantasy(名)幻想、空想
Children sometimes can't distinguish between fantasy and reality．
小孩有時不能區分幻想與現實。

4189.faraway(形)遠方的；恍惚的
There was a faraway look in her eyes.
她眼中流露出心不在焉的神情。

4190.fare(名)車資費；伙食
When do they start paying full fare?
他們什么時候開始買全票？

4191.farewell(名)告別
She said her farewells and left.
她告別后就離開了。

4192.farsighted(形)遠視的；有卓見的
The new prime minister is generally acknowledged as a farsigVited statesman．
新首相是一位公認的有遠見的政治家。