2015考研英语阅读基础物理学
<p> <span word="Fundamental">Fundamental</span> <span word="physics">physics</span></p><p> 基础物理学</p><p> <span word="Antimatter">Antimatter</span> <span word="of">of</span> <span word="fact">fact</span></p><p> 反物质现状</p><p> <span word="Researchers">Researchers</span> <span word="at">at</span> <span word="CERN">CERN</span> <span word="have">have</span> <span word="held">held</span> <span word="on">on</span> <span word="to">to</span> <span word="anti">anti</span>-<span word="atoms">atoms</span> <span word="fora">fora</span> <span word="full">full</span> <span word="quarter">quarter</span> <span word="of">of</span> <span word="an">an</span> <span word="hour">hour</span></p><p> 欧洲核子研究中心的研究人员已经让反原子停留了十五分钟。</p><p> <span word="READERS">READERS</span> <span word="who">who</span> <span word="were">were</span> <span word="paying">paying</span> <span word="attention">attention</span> <span word="in">in</span> <span word="their">their</span> <span word="maths">maths</span> <span word="classes">classes</span> <span word="may">may</span> <span word="recall">recall</span> <span word="that">that</span> <span word="quadraticequations">quadraticequations</span> <span word="often">often</span> <span word="have">have</span> <span word="two">two</span> <span word="solutions">solutions</span>, <span word="one">one</span> <span word="positive">positive</span> <span word="and">and</span> <span word="one">one</span> <span word="negative">negative</span>.</p><p> 关注数字课的读者们或许会想到二次方程通常会有两个解，一个是正值，一个是负值。</p><p> <span word="So">So</span> <span word="when">when</span>, <span word="in">in</span> 1928, <span word="a">a</span> <span word="British">British</span> <span word="physicist">physicist</span> <span word="called">called</span> <span word="Paul">Paul</span> <span word="Dirac">Dirac</span> <span word="solved">solved</span> <span word="such">such</span> <span word="an">an</span> <span word="equation">equation</span> <span word="relating">relating</span> <span word="to">to</span> <span word="theelectron">theelectron</span>, <span word="the">the</span> <span word="fact">fact</span> <span word="that">that</span> <span word="one">one</span> <span word="answer">answer</span> <span word="described">described</span> <span word="the">the</span> <span word="opposite">opposite</span> <span word="of">of</span> <span word="that">that</span> <span word="particle">particle</span> <span word="might">might</span> <span word="have">have</span> <span word="beenbrushed">beenbrushed</span> <span word="aside">aside</span> <span word="as">as</span> <span word="a">a</span> <span word="curiosity">curiosity</span>.</p><p> 因此在1928年，一个名叫保罗狄拉克的英国物理学家给出了有关电子的一个方程的解，然而事实上，这个结果表达的是一种相反的粒子，这个结果或许会被考虑后舍弃。</p><p> <span word="But">But</span> <span word="it">it</span> <span word="wasn">wasn</span> <span word="t">t</span>.</p><p> 然而事实并非如此。</p><p> <span word="Instead">Instead</span>, <span word="Dirac">Dirac</span> <span word="interpreted">interpreted</span> <span word="it">it</span> <span word="as">as</span> <span word="antimatterand">antimatterand</span>, <span word="four">four</span> <span word="years">years</span> <span word="later">later</span>, <span word="it">it</span> <span word="turned">turned</span> <span word="up">up</span> <span word="in">in</span> <span word="a">a</span> <span word="realexperiment">realexperiment</span>.</p><p> 相反，狄拉克将其解释为反物质并且在四年后，在现实的实验中验证了它的存在。</p>
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