5426.quality(名)品質(zhì)
When costs are cut, product quality suffers.
一降低成本，產(chǎn)品品質(zhì)就會受到影響。

5427.quantity(名)量；數(shù)量
Is it available in sufficient quantity?
這東西能不能足量供應(yīng)？

5428.queer(形)奇怪的
同義詞poculiar
A queer expression is on his face.
他臉上有一種奇怪的表情。

5429.questionnaire(名)問卷、調(diào)查表
Please fill up the blanks in the questionnaire.
請把調(diào)查表填寫一下。

5430.quiver(動)使震動、抖動
The bridge quivered as the truck crossed it.
這座橋在卡車通過時有點顫動。

5431.quotation(名)引言、引文；報價、報價單
The book began with a quotation from Goethe．
這本書一開頭引用了歌德的雋語。

5432.quote(動)引用；報價
The author frequently quoted Shakespeare.
這位作家經(jīng)常引用莎士比亞的話。

5433.racial(形)種族的
As long as poor people, who in general are colored, are in conflict with richer people,who in general are lighter skinned, there's going to be a constant racial conflict in the world.
窮人，一般說屬有色人種，富人，一般膚色較淺，只要他們之間有矛盾，世界上就將有不斷的種族沖突。

5434.rack(名)架子、置物架
I looked through a rack af clothes at the back of the shop.
我看遍了放在商店里面的一架子衣服。

5435.racket(名)喧嘩
What a racket the children are making!
孩子的聲音多吵鬧！

5436.radar(名)雷達(dá)
They located the ship by radar.
他們通過雷達(dá)確定了船只的位置。

5437.radical(形)根本的、根號
These developmants have effected a radical change in social life.
這些發(fā)展使社會生活發(fā)生了根本變化。

5438.rag(名)破布、舊布
The children were dressed in rags.
孩子們穿著破衣爛衫。

5439.rage(名)憤怒、狂怒
He went into a rage when he learned about it.
他知道此事后大發(fā)雷霆。

5440.raid(動)襲擊、突擊
Village were raided along the border.
邊境線上的村莊受到襲擊。

5441.rail(名)鐵軌；欄桿(動)用欄桿隔開
(名):The company has gone badly off the rails in recent years.
這家公司最近幾年已經(jīng)陷入嚴(yán)重癱瘓。
(動):The machine was railed off as a safety precaution．
為了安全起見，把這臺機器用圍欄隔開了。

5442.rainfall(名)降雨量
There has been below average rainfall this month.
這個月的降雨低于平均降雨量。

5443.raise(動)舉起；氣死回生；飼養(yǎng)
He raised a hand in greeting.
他舉起手表示問候。

5444.raisin(名)葡萄干
I'd Iike to buy some raisin cookies, please.
我要買些葡萄干夾心餅干。

5445.raliy(動)召集、集合
同義詞gather
The officer railied his men．
軍官把士募兵集合起來。

5446.ranch(名)牧場
Ranch life has always centered around the cowboys．
牧場的生活總是以牛仔為中心。

5447.rancher(名)牧場主人、農(nóng)場主人
Papa was a rancher—he worked with horses.
我爸爸是個牧場主，專門和馬打交道。

5448.random(名)任意行動；隨機過程
短語at random
The competitors were chosen at random from the audience．
那些參賽者是從觀眾中隨便選出的。

5449.rank(動)并排(名)階級、等級
(動):Arizona ranhed second of all states in its growth rate of population．
亞利桑納州在全國人口增長率中排名第二。
(名):The governor.the mayor and other people of rank were invited to the ceremony.
州長、市長和其他高官都受邀參加典禮。

5450.rape(名)強暴
The man who had committed several rapes was arrested.
那個犯了多起強奸案的男人被抓起來了。

5451.rapture(名)著迷
The children gazad at her in rapture．
孩子們欣喜若狂地看著她。

5452.rare(形)罕見的、珍貴的
同義詞uncommon
Environmentalists were able to preserve the rare turtle before it reached extinction.
環(huán)境保護(hù)論者能在這種稀有龜類絕種之前把它保育下來。

5453.rarely(副)很少地
Only rarely do I eat in restaurants．
我極少到餐廳吃飯。

5454.rascal(名)流氓
Come here，you little rascal!
過來，你這個小壞蛋！

5455.raw(形)生的
His literary style is still rather raw．
他的文學(xué)風(fēng)格還很不成熟。

5456.ray(名)光線；魚
The windows were shining in the reflected rays of the setting sun.
窗戶上閃耀著落日的余暉。

5457.react(動)反應(yīng)
How do acids react metals?
酸對金屬會引起怎樣的化學(xué)反應(yīng)？

5458.reaction(名)反應(yīng)；影響
My immediate reaction was one of shock.
我當(dāng)下的反應(yīng)是大吃一驚。