2015考研英语阅读尼莫的新角色
<p> <span word="Finding">Finding</span> <span word="Nemo">Nemo</span> <span word="s">s</span> <span word="role">role</span></p><p> 尼莫的新角色</p><p> <span word="Clownfish">Clownfish</span> <span word="help">help</span> <span word="their">their</span> <span word="anemones">anemones</span> <span word="breathe">breathe</span></p><p> 小丑鱼助力海葵呼吸</p><p> <span word="IT">IT</span> <span word="IS">IS</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="best">best</span>-<span word="known">known</span> <span word="relationships">relationships</span> <span word="in">in</span> <span word="nature">nature</span>: <span word="the">the</span> <span word="anemone">anemone</span> <span word="provides">provides</span> <span word="atentacle">atentacle</span>-<span word="guarded">guarded</span> <span word="home">home</span> <span word="and">and</span> <span word="the">the</span> <span word="clownfish">clownfish</span> <span word="drives">drives</span> <span word="off">off</span> <span word="predators">predators</span> <span word="that">that</span> <span word="would">would</span> <span word="chew">chew</span> <span word="itsprotector">itsprotector</span>.</p><p> 这是自然界中一个最广为人知的关系：海葵为小丑鱼提供触须拱卫的家园，小丑鱼则会驱赶会把海葵吃掉的掠食者。</p><p> <span word="Recent">Recent</span> <span word="research">research</span> <span word="has">has</span>, <span word="however">however</span>, <span word="shown">shown</span> <span word="there">there</span> <span word="is">is</span> <span word="much">much</span> <span word="more">more</span> <span word="going">going</span> <span word="on">on</span>.</p><p> 然而最近的研究显示小丑鱼做的要比这多得多。</p><p> <span word="A">A</span> <span word="study">study</span> <span word="in">in</span> 2009 <span word="revealed">revealed</span> <span word="that">that</span> <span word="waste">waste</span> <span word="excretedby">excretedby</span> <span word="clownfish">clownfish</span> <span word="provides">provides</span> <span word="vital">vital</span> <span word="nutrients">nutrients</span> <span word="to">to</span> <span word="anemones">anemones</span>.</p><p> 2009年的一项研究显示，小丑鱼的排泄物是海葵极其重要的营养物。</p><p> <span word="Now">Now</span> <span word="researchers">researchers</span> <span word="have">have</span> <span word="found">found</span> <span word="clownfish">clownfish</span> <span word="can">can</span> <span word="boost">boost</span> <span word="their">their</span> <span word="hosts">hosts</span> <span word="oxygen">oxygen</span> <span word="supplies">supplies</span> <span word="at">at</span> <span word="night">night</span> <span word="too">too</span>.</p><p> 研究人员现在又发现小丑鱼还可以在夜间为其宿主增加供氧量。</p><p> <span word="Clownfish">Clownfish</span> <span word="and">and</span> <span word="anemones">anemones</span> <span word="live">live</span> <span word="on">on</span> <span word="coral">coral</span> <span word="reefs">reefs</span> <span word="where">where</span> <span word="oxygen">oxygen</span> <span word="levels">levels</span> <span word="in">in</span> <span word="the">the</span> <span word="water">water</span> <span word="often">often</span> <span word="plunge">plunge</span> <span word="atnight">atnight</span> <span word="as">as</span> <span word="photosynthesis">photosynthesis</span> <span word="shuts">shuts</span> <span word="down">down</span>.</p><p> 小丑鱼和海葵生活在珊瑚礁中，由于夜间不再有光合作用，海水在夜间的氧气含量常会骤然下降。</p>
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