历年六级阅读理解逐句翻译：2006年12月（1）
<p> 一、</p><p> <span word="In">In</span> <span word="a">a</span> <span word="purely">purely</span> <span word="biological">biological</span> <span word="sense">sense</span>, <span word="fear">fear</span> <span word="begins">begins</span> <span word="with">with</span> <span word="the">the</span> <span word="bodys">bodys</span> <span word="system">system</span> <span word="for">for</span> <span word="reacting">reacting</span> <span word="to">to</span> <span word="things">things</span> <span word="that">that</span> <span word="can">can</span> <span word="harm">harm</span> <span word="us">us</span> -- <span word="the">the</span> <span word="so">so</span>-<span word="called">called</span> <span word="fight">fight</span>-<span word="or">or</span>-<span word="flight">flight</span> <span word="response">response</span>.</p><p> 从纯生物角度来说，恐惧始于人体系统对会伤害我们的事情的反应----即所谓的战斗或逃脱反应。</p><p> <span word="An">An</span> <span word="animal">animal</span> <span word="that">that</span> <span word="cant">cant</span> <span word="detect">detect</span> <span word="danger">danger</span> <span word="cant">cant</span> <span word="stay">stay</span> <span word="alive">alive</span>, <span word="says">says</span> <span word="Joseph">Joseph</span> <span word="LeDoux">LeDoux</span>. <span word="Like">Like</span> <span word="animals">animals</span>, <span word="humans">humans</span> <span word="evolved">evolved</span> <span word="with">with</span> <span word="an">an</span> <span word="elaborate">elaborate</span> <span word="mechanism">mechanism</span> <span word="for">for</span> <span word="about">about</span> <span word="potential">potential</span> <span word="threats">threats</span>.</p><p> 不能觉察到危险的动物无法生存<span word="Jeseph">Jeseph</span> <span word="LeDoux">LeDoux</span>。像动物一样，人类进化过程中形成了一个精巧的机制，以处理潜在威胁的信息。</p><p> <span word="At">At</span> <span word="its">its</span> <span word="core">core</span> <span word="is">is</span> <span word="a">a</span> <span word="cluster">cluster</span> <span word="of">of</span> <span word="neurons">neurons</span> <span word="deep">deep</span> <span word="in">in</span> <span word="the">the</span> <span word="brain">brain</span> <span word="known">known</span> <span word="as">as</span> <span word="the">the</span> <span word="amygdala">amygdala</span> .</p><p> 该机制的核心是大脑内部的一束被称为扁桃核的神经元。</p><p> <span word="LeDoux">LeDoux</span> <span word="studies">studies</span> <span word="the">the</span> <span word="way">way</span> <span word="animals">animals</span> <span word="and">and</span> <span word="humans">humans</span> <span word="respond">respond</span> <span word="to">to</span> <span word="threats">threats</span> <span word="to">to</span> <span word="understand">understand</span> <span word="how">how</span> <span word="we">we</span> <span word="form">form</span> <span word="memories">memories</span> <span word="of">of</span> <span word="significant">significant</span> <span word="events">events</span> <span word="in">in</span> <span word="our">our</span> <span word="lives">lives</span>.</p><p> <span word="Ledoux">Ledoux</span>研究了动物和人类对危险的反应方式，以理解我们对于生活中重要事件是如何形成记忆的。</p><p> <span word="The">The</span> <span word="amygdala">amygdala</span> <span word="receives">receives</span> <span word="input">input</span> <span word="from">from</span> <span word="many">many</span> <span word="parts">parts</span> <span word="of">of</span> <span word="the">the</span> <span word="brain">brain</span>, <span word="including">including</span> <span word="regions">regions</span> <span word="responsible">responsible</span> <span word="for">for</span> <span word="retrieving">retrieving</span> <span word="memories">memories</span>.</p><p> 扁桃核从大脑的很多部位中接受输入的信息，包括负责回收记忆的部位。</p><p> <span word="Using">Using</span> <span word="this">this</span> <span word="information">information</span>, <span word="the">the</span> <span word="amygdala">amygdala</span> <span word="appraises">appraises</span> <span word="a">a</span> <span word="situation">situation</span> - <span word="I">I</span> <span word="think">think</span> <span word="this">this</span> <span word="charging">charging</span> <span word="dog">dog</span> <span word="wants">wants</span> <span word="to">to</span> <span word="bite">bite</span> <span word="me">me</span> - <span word="and">and</span> <span word="triggers">triggers</span> <span word="a">a</span> <span word="response">response</span> <span word="by">by</span> <span word="radiating">radiating</span> <span word="nerve">nerve</span> <span word="signals">signals</span> <span word="throughout">throughout</span> <span word="the">the</span> <span word="body">body</span>.</p>
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