GRE Argument47详解
<p> 编辑点评： <span word="GRE">GRE</span>写作是一项难度较大的科目，其中<span word="argument">argument</span>作文也是大家相当头疼的科目，解析<span word="GRE">GRE</span>题库是我们破解<span word="GRE">GRE</span>写作的法宝。</p><p> <span word="Argument">Argument</span>47: <span word="Scientists">Scientists</span> <span word="studying">studying</span> <span word="historical">historical</span> <span word="weather">weather</span> <span word="patterns">patterns</span> <span word="have">have</span> <span word="discovered">discovered</span> <span word="that">that</span> <span word="in">in</span> <span word="the">the</span> <span word="mid">mid</span>-<span word="sixth">sixth</span> <span word="century">century</span>, <span word="Earth">Earth</span> <span word="suddenly">suddenly</span> <span word="became">became</span> <span word="significantly">significantly</span> <span word="cooler">cooler</span>. <span word="Although">Although</span> <span word="few">few</span> <span word="historical">historical</span> <span word="records">records</span> <span word="survive">survive</span> <span word="from">from</span> <span word="that">that</span> <span word="time">time</span>, <span word="some">some</span> <span word="accounts">accounts</span> <span word="found">found</span> <span word="both">both</span> <span word="in">in</span> <span word="Asia">Asia</span> <span word="and">and</span> <span word="Europe">Europe</span> <span word="mention">mention</span> <span word="a">a</span> <span word="dimming">dimming</span> <span word="of">of</span> <span word="the">the</span> <span word="sun">sun</span> <span word="and">and</span> <span word="extremely">extremely</span> <span word="cold">cold</span> <span word="temperatures">temperatures</span>. <span word="Either">Either</span> <span word="a">a</span> <span word="huge">huge</span> <span word="volcanic">volcanic</span> <span word="eruption">eruption</span> <span word="or">or</span> <span word="a">a</span> <span word="large">large</span> <span word="meteorite">meteorite</span> <span word="colliding">colliding</span> <span word="with">with</span> <span word="Earth">Earth</span> <span word="could">could</span> <span word="have">have</span> <span word="created">created</span> <span word="a">a</span> <span word="large">large</span> <span word="dust">dust</span> <span word="cloud">cloud</span> <span word="throughout">throughout</span> <span word="Earth">Earth</span> <span word="s">s</span> <span word="atmosphere">atmosphere</span> <span word="that">that</span> <span word="would">would</span> <span word="have">have</span> <span word="been">been</span> <span word="capable">capable</span> <span word="of">of</span> <span word="blocking">blocking</span> <span word="enough">enough</span> <span word="sunlight">sunlight</span> <span word="to">to</span> <span word="lower">lower</span> <span word="global">global</span> <span word="temperatures">temperatures</span> <span word="significantly">significantly</span>. <span word="A">A</span> <span word="large">large</span> <span word="meteorite">meteorite</span> <span word="collision">collision</span>, <span word="however">however</span>, <span word="would">would</span> <span word="probably">probably</span> <span word="create">create</span> <span word="a">a</span> <span word="sudden">sudden</span> <span word="bright">bright</span> <span word="flash">flash</span> <span word="of">of</span> <span word="light">light</span>, <span word="and">and</span> <span word="no">no</span> <span word="extant">extant</span> <span word="historical">historical</span> <span word="records">records</span> <span word="of">of</span> <span word="the">the</span> <span word="time">time</span> <span word="mention">mention</span> <span word="such">such</span> <span word="a">a</span> <span word="flash">flash</span>. <span word="Some">Some</span> <span word="surviving">surviving</span> <span word="Asian">Asian</span> <span word="historical">historical</span> <span word="records">records</span> <span word="of">of</span> <span word="the">the</span> <span word="time">time</span>, <span word="however">however</span>, <span word="mention">mention</span> <span word="a">a</span> <span word="loud">loud</span> <span word="boom">boom</span> <span word="that">that</span> <span word="would">would</span> <span word="be">be</span> <span word="consistent">consistent</span> <span word="with">with</span> <span word="a">a</span> <span word="volcanic">volcanic</span> <span word="eruption">eruption</span>. <span word="Therefore">Therefore</span>, <span word="the">the</span> <span word="cooling">cooling</span> <span word="was">was</span> <span word="probably">probably</span> <span word="caused">caused</span> <span word="by">by</span> <span word="a">a</span> <span word="volcanic">volcanic</span> <span word="eruption">eruption</span>.</p><p> 翻译：</p><p> 研究历史上气候变化的学者发现在六世纪中叶，地球突然变冷了很多。尽管那个时期很少有历史记录被保存下来，一些在亚洲和欧洲所发现的记录提到了太阳变暗和极度的寒冷。要么是巨大的火山喷发，要么是撞击地球的大型小行星导致地球大气形成一大片尘埃云层，这阻止了一定的阳光导致全球温度显著下降。然而，大型小行星的撞击可能产生突然的强闪光，而现存的那时的历史记录中没有提到过这样的闪光。然而那时遗留下来的一些亚洲历史纪录提到过与一次火山喷发相一致的巨大隆隆声。因此，那时的温度下降多半是火山喷发导致的。</p>
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