2015考研英语阅读预防癌症
<p> <span word="Prevention">Prevention</span> <span word="of">of</span> <span word="cancer">cancer</span></p><p> 预防癌症</p><p> <span word="Wonder">Wonder</span> <span word="drug">drug</span></p><p> 特效药</p><p> <span word="Aspirin">Aspirin</span> <span word="continues">continues</span> <span word="to">to</span> <span word="amaze">amaze</span></p><p> 15:17:29</p><p> <span word="For">For</span> <span word="more">more</span> <span word="than">than</span> <span word="a">a</span> <span word="headache">headache</span></p><p> 治的不仅仅是头疼</p><p> <span word="FOR">FOR</span> <span word="thousands">thousands</span> <span word="of">of</span> <span word="years">years</span> <span word="aspirin">aspirin</span> <span word="has">has</span> <span word="been">been</span> <span word="humanity">humanity</span> <span word="s">s</span> <span word="wonder">wonder</span> <span word="drug">drug</span>.</p><p> 几千年来，阿司匹林就一直是人类的特效药。</p><p> <span word="Extracts">Extracts</span> <span word="from">from</span> <span word="the">the</span> <span word="willow">willow</span> <span word="tree">tree</span> <span word="have">have</span> <span word="been">been</span> <span word="used">used</span> <span word="for">for</span> <span word="pain">pain</span> <span word="relief">relief</span> <span word="in">in</span> <span word="folk">folk</span> <span word="medicine">medicine</span> <span word="since">since</span> <span word="the">the</span> <span word="time">time</span> <span word="ofthe">ofthe</span> <span word="ancient">ancient</span> <span word="Greeks">Greeks</span>.</p><p> 从古希腊开始，在民间医药中，人们就用柳树的萃取物缓解疼痛。</p><p> <span word="By">By</span> 1897 <span word="a">a</span> <span word="synthetic">synthetic</span> <span word="derivative">derivative</span> <span word="acetyl">acetyl</span> <span word="salicylic">salicylic</span> <span word="acid">acid</span> <span word="of">of</span> <span word="the">the</span> <span word="plant">plant</span> <span word="s">s</span> <span word="active">active</span> <span word="ingredient">ingredient</span> <span word="wascreated">wascreated</span>.</p><p> 1897年，这种植物中的有效成分的人工合成衍生物诞生了，</p><p> <span word="This">This</span> <span word="allowed">allowed</span> <span word="aspirin">aspirin</span> <span word="to">to</span> <span word="become">become</span> <span word="the">the</span> <span word="most">most</span> <span word="widely">widely</span> <span word="used">used</span> <span word="medicine">medicine</span> <span word="in">in</span> <span word="the">the</span> <span word="world">world</span>.</p><p> 于是阿司匹林变成了世界上应用最广泛的药品。</p><p> <span word="In">In</span> <span word="recent">recent</span> <span word="years">years</span> <span word="its">its</span> <span word="benefits">benefits</span> <span word="as">as</span> <span word="a">a</span> <span word="blood">blood</span>-<span word="thinning">thinning</span> <span word="drug">drug</span> <span word="have">have</span> <span word="led">led</span> <span word="to">to</span> <span word="it">it</span> <span word="being">being</span> <span word="prescribed">prescribed</span> <span word="in">in</span> <span word="lowdoses">lowdoses</span> <span word="of">of</span> <span word="around">around</span> 50<span word="mg">mg</span> <span word="to">to</span> <span word="reduce">reduce</span> <span word="deaths">deaths</span> <span word="from">from</span> <span word="stroke">stroke</span> <span word="and">and</span> <span word="heart">heart</span> <span word="attack">attack</span>.</p><p> 最近几年，由于阿司匹林的防血凝功能，在用其治疗中风和心脏病的时候，剂量很小，维持在50<span word="mg">mg</span>的水平左右。</p>
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