261. Statistical evidence lends support to the view that a massive influx of funding is needed to strengthen crime prevention programs .
    統(tǒng)計數(shù)據(jù)證明加強防止犯罪的工作需要大量資金投入。
    262. Personal experience has taught that kindness to others pays untold dividends .
    個人經(jīng)驗告訴我：和善地對待別人會得到數(shù)不清的好處。
    263. Case histories show that all nations face recurring periods of economic fluctuations .
    案例記錄表明：所有國家都面臨循環(huán)出現(xiàn)的經(jīng)濟波動期。
    264. Personal experience leads me to conclude that all people need to take time to smell the roses （ evaluate and appreciate the many good things they have in their lives ） .
    個人經(jīng)驗使我得出這樣的結(jié)論：所有人都需要有時間放松（評價并欣賞他們生活中許多美好的事物）。
    265. Recent studies conducted by doctors show that excessive exposure to the sun's rays causes skin cancer .
    最近醫(yī)生所做的研究表明：過度暴露在陽光下會致癌。
    266. Nationwide surveys conducted in 1997 revealed a dramatic rise in the ownership of television sets ， refrigerators ， air conditioners and washing machines .
    1997年所做的全國范圍內(nèi)的調(diào)查顯示電視機、電冰箱、空調(diào)和洗衣機擁有量大幅升高。
    267. History tells us that mankind has a tendency to repeat past mistakes .
    歷史告訴我們?nèi)祟愑兄氐父厕H的趨勢。
    268. We have amassed ample objective proof to show the urgent need for crisis intervention in suspected child abuse cases .
    我們已經(jīng)積累了充足的客觀證據(jù)證明急需干涉可疑的虐待兒童的案件。
    269. Unfortunately ， available evidence fails to establish any direct link between smoking and cancer .
    不幸的是，現(xiàn)有的證據(jù)不能證明抽煙和癌癥之間有直接的聯(lián)系。
    270. Fortunately ， mountains of reliable evidence proves the direct link between smoking and cancer beyond any shadow of the doubt .
    慶幸的是，大量可靠的證據(jù)證明抽煙和癌癥有直接聯(lián)系是毫無疑問的。
    271. Television violence has contributed directly to rising crime ， as evidenced by statistics showing a dramatic rise in copycat crimes .
    數(shù)據(jù)顯示模仿的犯罪行為有大幅度的增加，這證明電視暴力是犯罪增加的一部分直接原因。
    272. The introduction of adcance agronomic techniques has contributed greatly to the development of agriculture ， as indicated by statistics showing increased output in each of the past five years .
    數(shù)據(jù)顯示在過去的五年中，每一年的產(chǎn)量都有提高，這表明發(fā)達的農(nóng)業(yè)技術(shù)的引入對農(nóng)業(yè)發(fā)展起到了很大的作用。
    273. While it may appear that the gap between rich and poor people is narrowing somewhat ， recently released evidence suggests that the opposite is true .
    貧富之間的差距看似有一定的縮小，但是最近發(fā)布的證據(jù)表明事實正好相反。
    274. While attaining world peace remains within the realm of possibility ， the prevailing trend revolves around regional conflicts and internal strife in many countries .
    獲得世界和平是有可能的，但是普遍的趨勢是存在地區(qū)沖突和許多國家內(nèi)部的斗爭。
    275. Although statistics are quite often far less reliable than one might wish ， other reliable information allows one to closely approximate industrial output figures .
    盡管數(shù)據(jù)經(jīng)常比人們希望的不可靠得多，但是，其他可靠的信息使人們能得到接近工業(yè)產(chǎn)量的數(shù)字。
    276. Although random sampling used for many surveys fails to cover large segments of the population ， the procedure nonetheless offers insight into voting and consumption patterns .
    雖然許多調(diào)查所用的隨機取樣不能覆蓋大部分人口，但是這一過程使人們能更深刻地理解選舉和消費的模式。
    277. The need for more government services has proved to be the case time and again .
    事實多次證明需要更多的政府服務(wù)工作。
    278. The funny thing about marriage is that the newness soon wears off .
    婚姻的一個可笑之處是新鮮感馬上就沒有了。
    279. There are instances when one must abandon the tendency for self-prevention in order to assist a person in grave danger .
    存在這樣的情況：為了幫助處于嚴重危險中的人，一個人必需拋棄自保的傾向。
    280. There are situations in which it's highly advisable for a person to control his/her temper and keep his/her mouth shut .
    有些情況下，一個人控制住自己的脾氣并保持沉默是明智的。