gre阅读练习每日一篇(三十一)
<p> 掌握了<span word="gre">gre</span>阅读里的长难句，到了实战演习的时候了。<span word="gre">gre</span>阅读练习每日一篇帮助<span word="gre">gre</span>考生循序渐进地进行练习和总结。希望<span word="gre">gre</span>考生在进行<span word="gre">gre</span>阅读练习时，也按着考试时候的时间规定自己的练习，这样才能有效果。</p><p> <span word="Our">Our</span> <span word="visual">visual</span> <span word="perception">perception</span> <span word="depends">depends</span> <span word="on">on</span> <span word="the">the</span> <span word="reception">reception</span> <span word="of">of</span> <span word="energy">energy</span> <span word="reflecting">reflecting</span> <span word="or">or</span> <span word="radiating">radiating</span> <span word="from">from</span> <span word="that">that</span> <span word="which">which</span> <span word="we">we</span> <span word="wish">wish</span> <span word="to">to</span> <span word="perceive">perceive</span>. <span word="If">If</span> <span word="our">our</span> <span word="eyes">eyes</span> <span word="could">could</span> <span word="receive">receive</span> <span word="and">and</span> <span word="measure">measure</span> <span word="infinitely">infinitely</span> <span word="delicate">delicate</span> <span word="sense">sense</span>-<span word="data">data</span>, <span word="we">we</span> <span word="could">could</span> <span word="perceive">perceive</span> <span word="the">the</span> <span word="world">world</span> <span word="with">with</span> <span word="infinite">infinite</span> <span word="precision">precision</span>. <span word="The">The</span> <span word="natural">natural</span> <span word="limits">limits</span> <span word="of">of</span> <span word="our">our</span> <span word="eyes">eyes</span> <span word="have">have</span>, <span word="of">of</span> <span word="course">course</span>, <span word="been">been</span> <span word="extended">extended</span> <span word="by">by</span> <span word="mechanical">mechanical</span> <span word="instruments">instruments</span>; <span word="telescopes">telescopes</span> <span word="and">and</span> <span word="microscopes">microscopes</span>, <span word="for">for</span> <span word="example">example</span>, <span word="expand">expand</span> <span word="our">our</span> <span word="capabilities">capabilities</span> <span word="greatly">greatly</span>. <span word="There">There</span> <span word="is">is</span>, <span word="however">however</span>, <span word="an">an</span> <span word="ultimate">ultimate</span> <span word="limit">limit</span> <span word="beyond">beyond</span> <span word="which">which</span> <span word="no">no</span> <span word="instrument">instrument</span> <span word="can">can</span> <span word="take">take</span> <span word="us">us</span>; <span word="this">this</span> <span word="limit">limit</span> <span word="is">is</span> <span word="imposed">imposed</span> <span word="by">by</span> <span word="our">our</span> <span word="inability">inability</span> <span word="to">to</span> <span word="receive">receive</span> <span word="sense">sense</span>-<span word="data">data</span> <span word="smaller">smaller</span> <span word="than">than</span> <span word="those">those</span> <span word="conveyed">conveyed</span> <span word="by">by</span> <span word="an">an</span> <span word="individual">individual</span> <span word="quantum">quantum</span> <span word="of">of</span> <span word="energy">energy</span>. <span word="Since">Since</span> <span word="these">these</span> <span word="quanta">quanta</span> <span word="are">are</span> <span word="believed">believed</span> <span word="to">to</span> <span word="be">be</span> <span word="indivisible">indivisible</span> <span word="packages">packages</span> <span word="of">of</span> <span word="energy">energy</span> <span word="and">and</span> <span word="so">so</span> <span word="cannot">cannot</span> <span word="be">be</span> <span word="further">further</span> <span word="refined">refined</span>, <span word="we">we</span> <span word="reach">reach</span> <span word="a">a</span> <span word="point">point</span> <span word="beyond">beyond</span> <span word="which">which</span> <span word="further">further</span> <span word="resolution">resolution</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="is">is</span> <span word="not">not</span> <span word="possible">possible</span>. <span word="It">It</span> <span word="is">is</span> <span word="like">like</span> <span word="a">a</span> <span word="drawing">drawing</span> <span word="a">a</span> <span word="child">child</span> <span word="might">might</span> <span word="make">make</span> <span word="by">by</span> <span word="sticking">sticking</span> <span word="indivisible">indivisible</span> <span word="discs">discs</span> <span word="of">of</span> <span word="color">color</span> <span word="onto">onto</span> <span word="a">a</span> <span word="canvas">canvas</span>.</p><p> <span word="We">We</span> <span word="might">might</span> <span word="think">think</span> <span word="that">that</span> <span word="we">we</span> <span word="could">could</span> <span word="avoid">avoid</span> <span word="this">this</span> <span word="limitation">limitation</span> <span word="by">by</span> <span word="using">using</span> <span word="quanta">quanta</span> <span word="with">with</span> <span word="extremely">extremely</span> <span word="long">long</span> <span word="wavelengths">wavelengths</span>; <span word="such">such</span> <span word="quanta">quanta</span> <span word="would">would</span> <span word="be">be</span> <span word="sufficiently">sufficiently</span> <span word="sensitive">sensitive</span> <span word="to">to</span> <span word="convey">convey</span> <span word="extremely">extremely</span> <span word="delicate">delicate</span> <span word="sense">sense</span>-<span word="data">data</span>. <span word="And">And</span> <span word="these">these</span> <span word="quanta">quanta</span> <span word="would">would</span> <span word="be">be</span> <span word="useful">useful</span>, <span word="as">as</span> <span word="long">long</span> <span word="as">as</span> <span word="we">we</span> <span word="only">only</span> <span word="wanted">wanted</span> <span word="to">to</span> <span word="measure">measure</span> <span word="energy">energy</span>, <span word="but">but</span> <span word="a">a</span> <span word="completely">completely</span> <span word="accurate">accurate</span> <span word="perception">perception</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="will">will</span> <span word="depend">depend</span> <span word="also">also</span> <span word="on">on</span> <span word="the">the</span> <span word="exact">exact</span> <span word="measurement">measurement</span> <span word="of">of</span> <span word="the">the</span> <span word="lengths">lengths</span> <span word="and">and</span> <span word="positions">positions</span> <span word="of">of</span> <span word="what">what</span> <span word="we">we</span> <span word="wish">wish</span> <span word="to">to</span> <span word="perceive">perceive</span>. <span word="For">For</span> <span word="this">this</span>, <span word="quanta">quanta</span> <span word="of">of</span> <span word="extremely">extremely</span> <span word="long">long</span> <span word="wavelengths">wavelengths</span> <span word="are">are</span> <span word="useless">useless</span>. <span word="To">To</span> <span word="measure">measure</span> <span word="a">a</span> <span word="length">length</span> <span word="accurately">accurately</span> <span word="to">to</span> <span word="within">within</span> <span word="a">a</span> <span word="millionth">millionth</span> <span word="of">of</span> <span word="an">an</span> <span word="inch">inch</span>, <span word="we">we</span> <span word="must">must</span> <span word="have">have</span> <span word="a">a</span> <span word="measure">measure</span> <span word="graduated">graduated</span> <span word="in">in</span> <span word="millionths">millionths</span> <span word="of">of</span> <span word="an">an</span> <span word="inch">inch</span>; <span word="a">a</span> <span word="yardstick">yardstick</span> <span word="graduated">graduated</span> <span word="in">in</span> <span word="inches">inches</span> <span word="in">in</span> <span word="useless">useless</span>. <span word="Quanta">Quanta</span> <span word="with">with</span> <span word="a">a</span> <span word="wavelength">wavelength</span> <span word="of">of</span> <span word="one">one</span> <span word="inch">inch</span> <span word="would">would</span> <span word="be">be</span>, <span word="in">in</span> <span word="a">a</span> <span word="sense">sense</span>, <span word="measures">measures</span> <span word="that">that</span> <span word="are">are</span> <span word="graduated">graduated</span> <span word="in">in</span> <span word="inches">inches</span>. <span word="Quanta">Quanta</span> <span word="of">of</span> <span word="extremely">extremely</span> <span word="long">long</span> <span word="wavelength">wavelength</span> <span word="are">are</span> <span word="useless">useless</span> <span word="in">in</span> <span word="measuring">measuring</span> <span word="anything">anything</span> <span word="except">except</span> <span word="extremely">extremely</span> <span word="large">large</span> <span word="dimensions">dimensions</span>.</p>
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