6136.unrest(名)不安、動亂
There is growing unrest in the south of the country.
這個國家的南方日益動蕩不安。

6137.untouched(形)原封不動的，末觸動過的
The area has ramained relatively untouched by commercial development.
相對而言，這個地區至今沒有受到商業開發的影響。

6138.unusually(副)不尋常地
Her tastes is unusually keen.
她的味覺非常靈敏。

6139.upset(形)混亂的、心煩的
He wss upset at not being invited.
人家沒邀請他，他很不痛快。

6140.upstairs(副)在樓上
The cat belongs to the people who live upstairs．
這貓是樓上人家的。

6141.upward(副)向上
The smoke wreathed upward.
煙霧繚繞上升。

6142.urban(形)都市的、城市的
同義詞metropolitan
He prefers rural life to urban one.
他喜歡鄉村生活而不喜歡城市生活。

6143.urgency(名)迫切、緊急
This is a matter of some urgency.
這件事相當緊迫。

6144.urgent(形)緊急的
同義詞pressing
The law is in urgent need of reform.
這項法律急需修訂。

6145.usher(動)招待；引領
The secretary ushered me into his office.
秘書把我引進他的辦公窒。

6146.utmost(形)最大的、極度的
Learning is of the utmost importance.
學習是最重要的。

6147.Utopia(名)烏托邦
U需大寫
They aren't the lords of creation who could produce a Utopia if only they were clever enough.
他們并非那種僅憑足夠的聰明才智便能創造烏托邦的“萬物之靈”。

6148.utter(形)完全的、十足的
To my utter amazement,she agreed．
令最大感意外的是，她同意了。

6149.utterly(副)完全地
She utterly failed convince them.
她根本沒有說服他們。

6150.vacancy(名)空缺，空位
I'm sorry，we have no vacancies.
對不起，我們這里客滿。

6151.vacant(形)空的，未被占用的
The weeds and tall grass in that yard make the house look as if it had been vacant for quite some time.
院子里雜草叢生，使這棟房子看起來似乎有好長一段時間沒有住過。

6152.vain(形)徒勞無功的、無意義的、無效的
前加介詞in
They tried but in vain to control the market.
他們圖控制市場，但沒有成功。

6153.valentine(名)情人節；情人
They went to Japan on valentine's Day.
他們去日本過情人節。

6154.valuable(形)有價值的、珍貴的
同義詞costly
This painting is very valuable.
這幅繪畫非常名貴。

6155.van(名)有蓋貨車；先鋒
Does the van need topping off?
貨運車需要加油嗎？

6156.vanilla(名)香草
They even actually have vanilla powder.
實際上還可以加香草粉。

6157.vanish(動)消失、消滅
Some huge American industries,such as electronic industry, had shrunk or vanished in the face of foreign competition．
一些美國工業的巨頭，例如電子工業，在外國競爭面前不斷縮小甚至消失。

6158.variable(形)多變的、異變的
反義詞invariable
The weather here is varieble.
這里天氣反復無常。

6159.variation(名)變化
It's always the same story whatever the cultural variations.
不論文化方面有什么變化，總還是那么一回事。

6160.varied(形)不同的、各式各樣的
同義詞different
He led a full and varied life.
他過著豐富多彩的生活。

6161.variety(名)多樣性的、多樣化
There is a wide variety of patterns to choose from.
有種類繁多的圖案可供選擇。

6162.various(形)各式各樣的
She took the job for various reasons.
她由于種種原因接受了這份工作。

6163.vein(名)靜脈；特色
There is a vein of melancholy in his character.
他性格中帶有一點兒憂郁的氣質。

6164.vent(名)通風口；出口；發泄
She gave full vent to her feelings in a violent outburst．
她大發脾氣以宣泄情緒。

6165.venture(動)冒險；投機(名)冒險；企業
(動):He's never ventured abroad in his life.
他一生中從來不敢出國。
(名): The project is a joint between the public and private sectors.
這個項目是公私合營的。

6166.veracity(名)誠實
同義詞honesty
Some people questioned the veracity of her story．
有些人質疑她所講情況的真實性。

6167.verbal(形)照字面的；口頭的
Is it true that girls' verbal ability is greater than that of boys?
女孩的口頭表達能力比男孩子的強，這是真的嗎？

6168.verify(動)證實
Subsequent events verify my suspicions.
隨后發生的事情證實了我的懷疑。