2015职称英语考试理工类AB级阅读判断(5)
<p> <span word="Computer">Computer</span> <span word="Mouse">Mouse</span></p><p> <span word="The">The</span> <span word="computer">computer</span> <span word="mouse">mouse</span> <span word="was">was</span> <span word="invented">invented</span> <span word="in">in</span> 1964 <span word="by">by</span> <span word="Douglas">Douglas</span> <span word="Englehart">Englehart</span> <span word="of">of</span> <span word="Stanford">Stanford</span> <span word="University">University</span>.<span word="As">As</span> <span word="computer">computer</span> <span word="screens">screens</span> <span word="became">became</span> <span word="more">more</span> <span word="popular">popular</span> <span word="and">and</span> <span word="arrow">arrow</span> <span word="keys">keys</span> <span word="were">were</span> <span word="used">used</span> <span word="to">to</span> <span word="move">move</span> <span word="around">around</span> <span word="a">a</span> <span word="body">body</span> <span word="of">of</span> <span word="text">text</span>，<span word="it">it</span> <span word="became">became</span> <span word="clear">clear</span> <span word="that">that</span> <span word="a">a</span> <span word="pointing">pointing</span> <span word="device">device</span> <span word="that">that</span> <span word="allowed">allowed</span> <span word="easier">easier</span> <span word="motion">motion</span> <span word="through">through</span> <span word="the">the</span> <span word="text">text</span> <span word="and">and</span> <span word="even">even</span> <span word="selection">selection</span> <span word="of">of</span> <span word="text">text</span> <span word="would">would</span> <span word="be">be</span> <span word="very">very</span> <span word="useful">useful</span>.<span word="The">The</span> <span word="introduction">introduction</span> <span word="of">of</span> <span word="the">the</span> <span word="mouse">mouse</span>，<span word="with">with</span> <span word="the">the</span> <span word="Apple">Apple</span> <span word="Lisa">Lisa</span> <span word="computer">computer</span> <span word="in">in</span> 1983，<span word="really">really</span> <span word="started">started</span> <span word="the">the</span> <span word="computer">computer</span> <span word="public">public</span> <span word="on">on</span> <span word="the">the</span> <span word="road">road</span> <span word="to">to</span> <span word="relying">relying</span> <span word="on">on</span> <span word="the">the</span> <span word="mouse">mouse</span> <span word="for">for</span> <span word="routine">routine</span> <span word="computer">computer</span> <span word="tasks">tasks</span>.</p><p> <span word="with">with</span> <span word="several">several</span> <span word="small">small</span> <span word="holes">holes</span> <span word="in">in</span> <span word="them">them</span>.<span word="The">The</span> <span word="wheels">wheels</span> <span word="have">have</span> <span word="a">a</span> <span word="pair">pair</span> <span word="of">of</span> <span word="small">small</span> <span word="electronic">electronic</span> <span word="light">light</span>-<span word="emitting">emitting</span> <span word="devices">devices</span> <span word="called">called</span> <span word="light">light</span>-<span word="emitting">emitting</span> <span word="diodes">diodes</span> <span word="mounted">mounted</span> <span word="on">on</span> <span word="either">either</span> <span word="side">side</span>4.<span word="One">One</span> <span word="LED">LED</span> <span word="sends">sends</span> <span word="a">a</span> <span word="light">light</span> <span word="beam">beam</span> <span word="to">to</span> <span word="the">the</span> <span word="LED">LED</span> <span word="on">on</span> <span word="the">the</span> <span word="other">other</span> <span word="side">side</span>.<span word="As">As</span> <span word="the">the</span> <span word="wheels">wheels</span> <span word="spin">spin</span> <span word="and">and</span> <span word="a">a</span> <span word="hole">hole</span> <span word="rotates">rotates</span> <span word="by">by</span>，<span word="the">the</span> <span word="light">light</span> <span word="beam">beam</span> <span word="gets">gets</span> <span word="through">through</span> <span word="to">to</span> <span word="the">the</span> <span word="LED">LED</span> <span word="on">on</span> <span word="the">the</span> <span word="other">other</span> <span word="side">side</span>.<span word="But">But</span> <span word="a">a</span> <span word="moment">moment</span> <span word="later">later</span> <span word="the">the</span> <span word="light">light</span> <span word="beam">beam</span> <span word="is">is</span> <span word="blocked">blocked</span> <span word="until">until</span> <span word="the">the</span> <span word="next">next</span> <span word="hole">hole</span> <span word="is">is</span> <span word="in">in</span> <span word="place">place</span>.<span word="The">The</span> <span word="LED">LED</span> <span word="detects">detects</span> <span word="a">a</span> <span word="changing">changing</span> <span word="pattern">pattern</span> <span word="of">of</span> <span word="light">light</span>，<span word="converts">converts</span> <span word="the">the</span> <span word="pattern">pattern</span> <span word="into">into</span> <span word="an">an</span> <span word="electronic">electronic</span> <span word="signal">signal</span>，<span word="and">and</span> <span word="sends">sends</span> <span word="the">the</span> <span word="signal">signal</span> <span word="to">to</span> <span word="the">the</span> <span word="computer">computer</span> <span word="through">through</span> <span word="wires">wires</span> <span word="in">in</span> <span word="a">a</span> <span word="cable">cable</span> <span word="that">that</span> <span word="goes">goes</span> <span word="out">out</span> <span word="the">the</span> <span word="mouse">mouse</span> <span word="body">body</span>.<span word="This">This</span> <span word="cable">cable</span> <span word="is">is</span> <span word="the">the</span> <span word="tail">tail</span> <span word="that">that</span> <span word="helps">helps</span> <span word="give">give</span> <span word="the">the</span> <span word="mouse">mouse</span> <span word="its">its</span> <span word="name">name</span>.<span word="The">The</span> <span word="computer">computer</span> <span word="interprets">interprets</span> <span word="the">the</span> <span word="signal">signal</span> <span word="to">to</span> <span word="tell">tell</span> <span word="it">it</span> <span word="where">where</span> <span word="to">to</span> <span word="position">position</span> <span word="the">the</span> <span word="cursor">cursor</span> <span word="on">on</span> <span word="the">the</span> <span word="computer">computer</span> <span word="screen">screen</span>.</p><p> 词汇：</p><p> <span word="mouse">mouse</span> <span word="pad">pad</span> 鼠标垫板 <span word="graphicsn">graphicsn</span>.图形，图表5<span word="tAblitp">tAblitp</span></p><p> <span word="workhorsen">workhorsen</span>.重负荷丁作部件 <span word="shaftn">shaftn</span>.轴，杆状物</p><p> <span word="cursorn">cursorn</span>.光标 <span word="opticaladj">opticaladj</span>.光学的</p>
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