gre考试阅读真题解析(A)
<p> <span word="Analyzing">Analyzing</span> <span word="the">the</span> <span word="physics">physics</span> <span word="of">of</span> <span word="dance">dance</span> <span word="can">can</span> <span word="add">add</span> <span word="fundamentally">fundamentally</span> <span word="to">to</span> <span word="a">a</span> <span word="dancers">dancers</span> <span word="skill">skill</span>. <span word="Although">Although</span> <span word="dancers">dancers</span> <span word="seldom">seldom</span> <span word="see">see</span> <span word="themselves">themselves</span> <span word="totally">totally</span> <span word="in">in</span> <span word="physical">physical</span> <span word="termsas">termsas</span> <span word="body">body</span> <span word="mass">mass</span> <span word="moving">moving</span> <span word="through">through</span> <span word="space">space</span> <span word="under">under</span> <span word="the">the</span> <span word="influence">influence</span> <span word="of">of</span> <span word="well">well</span>-<span word="known">known</span> <span word="forces">forces</span> <span word="and">and</span> <span word="obeying">obeying</span> <span word="physical">physical</span> <span word="lawsneither">lawsneither</span> <span word="can">can</span> <span word="they">they</span> <span word="afford">afford</span> <span word="to">to</span> <span word="ignore">ignore</span> <span word="the">the</span> <span word="physics">physics</span> <span word="of">of</span> <span word="movement">movement</span>. <span word="For">For</span> <span word="example">example</span>, <span word="no">no</span> <span word="matter">matter</span> <span word="how">how</span> <span word="much">much</span> <span word="a">a</span> <span word="dancer">dancer</span> <span word="wishes">wishes</span> <span word="to">to</span> <span word="leap">leap</span> <span word="off">off</span> <span word="the">the</span> <span word="floor">floor</span> <span word="and">and</span> <span word="then">then</span> <span word="start">start</span> <span word="turning">turning</span>, <span word="the">the</span> <span word="law">law</span> <span word="of">of</span> <span word="conservation">conservation</span> <span word="of">of</span> <span word="angular">angular</span> <span word="momentum">momentum</span> <span word="absolutely">absolutely</span> <span word="prevents">prevents</span> <span word="such">such</span> <span word="a">a</span> <span word="movement">movement</span>.</p><p> <span word="Some">Some</span> <span word="movements">movements</span> <span word="involving">involving</span> <span word="primarily">primarily</span> <span word="vertical">vertical</span> <span word="or">or</span> <span word="horizontal">horizontal</span> <span word="motions">motions</span> <span word="of">of</span> <span word="the">the</span> <span word="body">body</span> <span word="as">as</span> <span word="a">a</span> <span word="whole">whole</span>, <span word="in">in</span> <span word="which">which</span> <span word="rotations">rotations</span> <span word="can">can</span> <span word="be">be</span> <span word="ignored">ignored</span>, <span word="can">can</span> <span word="be">be</span> <span word="studied">studied</span> <span word="using">using</span> <span word="simple">simple</span> <span word="equations">equations</span> <span word="of">of</span> <span word="linear">linear</span> <span word="motion">motion</span> <span word="in">in</span> <span word="three">three</span> <span word="dimensions">dimensions</span>. <span word="However">However</span>, <span word="rotational">rotational</span> <span word="motions">motions</span> <span word="require">require</span> <span word="more">more</span> <span word="complex">complex</span> <span word="approaches">approaches</span> <span word="that">that</span> <span word="involve">involve</span> <span word="analyses">analyses</span> <span word="of">of</span> <span word="the">the</span> <span word="way">way</span> <span word="the">the</span> <span word="bodys">bodys</span> <span word="mass">mass</span> <span word="is">is</span> <span word="distributed">distributed</span>, <span word="the">the</span> <span word="axes">axes</span> <span word="of">of</span> <span word="rotation">rotation</span> <span word="involved">involved</span> <span word="in">in</span> <span word="different">different</span> <span word="types">types</span> <span word="of">of</span> <span word="movement">movement</span>, <span word="and">and</span> <span word="the">the</span> <span word="sources">sources</span> <span word="of">of</span> <span word="the">the</span> <span word="forces">forces</span> <span word="that">that</span> <span word="produce">produce</span> <span word="the">the</span> <span word="rotational">rotational</span> <span word="movement">movement</span>.</p><p> 17. <span word="The">The</span> <span word="primary">primary</span> <span word="purpose">purpose</span> <span word="of">of</span> <span word="the">the</span> <span word="passage">passage</span> <span word="is">is</span> <span word="to">to</span></p><p> <span word="initiate">initiate</span> <span word="a">a</span> <span word="debate">debate</span> <span word="over">over</span> <span word="two">two</span> <span word="approaches">approaches</span> <span word="to">to</span> <span word="analyzing">analyzing</span> <span word="a">a</span> <span word="field">field</span> <span word="of">of</span> <span word="study">study</span></p><p> <span word="describe">describe</span> <span word="how">how</span> <span word="one">one</span> <span word="field">field</span> <span word="of">of</span> <span word="knowledge">knowledge</span> <span word="can">can</span> <span word="be">be</span> <span word="applied">applied</span> <span word="to">to</span> <span word="another">another</span> <span word="field">field</span></p><p> <span word="point">point</span> <span word="out">out</span> <span word="the">the</span> <span word="contradictions">contradictions</span> <span word="between">between</span> <span word="two">two</span> <span word="distinct">distinct</span> <span word="theories">theories</span></p><p> <span word="define">define</span> <span word="and">and</span> <span word="elaborate">elaborate</span> <span word="on">on</span> <span word="an">an</span> <span word="accepted">accepted</span> <span word="scientific">scientific</span> <span word="principle">principle</span></p><p> <span word="discuss">discuss</span> <span word="the">the</span> <span word="application">application</span> <span word="of">of</span> <span word="a">a</span> <span word="new">new</span> <span word="theory">theory</span> <span word="within">within</span> <span word="a">a</span> <span word="new">new</span> <span word="setting">setting</span></p><p> 18. <span word="The">The</span> <span word="author">author</span> <span word="mentions">mentions</span> <span word="all">all</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="as">as</span> <span word="contributing">contributing</span> <span word="to">to</span> <span word="an">an</span> <span word="understanding">understanding</span> <span word="of">of</span> <span word="the">the</span> <span word="physics">physics</span> <span word="of">of</span> <span word="dance">dance</span> <span word="EXCEPT">EXCEPT</span>:</p>
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