【专四听力满分突破】太空垃圾
<p> 选材规范、标准演练;循序渐进、梯度提升;题量丰富、有效提高;技巧同步、一语中的;缩略速记，全面覆盖。 注意直接听写正文</p><p> <span word="Space">Space</span> <span word="junk">junk</span>, <span word="also">also</span> <span word="known">known</span> <span word="as">as</span> <span word="space">space</span> <span word="waste">waste</span>, <span word="is">is</span> <span word="objects">objects</span> <span word="in">in</span> <span word="orbit">orbit</span> <span word="around">around</span> <span word="Earth">Earth</span> <span word="created">created</span> <span word="by">by</span> <span word="humans">humans</span> <span word="that">that</span> <span word="no">no</span> <span word="longer">longer</span> <span word="serve">serve</span> <span word="any">any</span> <span word="useful">useful</span> <span word="purpose">purpose</span>. <span word="They">They</span> <span word="consist">consist</span> <span word="of">of</span> <span word="everything">everything</span> <span word="from">from</span> <span word="entire">entire</span> <span word="spent">spent</span> <span word="satellites">satellites</span> <span word="to">to</span> <span word="explosion">explosion</span> <span word="fragments">fragments</span>, <span word="deliberate">deliberate</span> <span word="insertion">insertion</span> <span word="of">of</span> <span word="small">small</span> <span word="needles">needles</span>, <span word="and">and</span> <span word="many">many</span> <span word="other">other</span> <span word="objects">objects</span>. <span word="As">As</span> <span word="orbits">orbits</span> <span word="often">often</span> <span word="overlap">overlap</span>, <span word="the">the</span> <span word="space">space</span> <span word="junk">junk</span> <span word="is">is</span> <span word="a">a</span> <span word="potential">potential</span> <span word="collision">collision</span> <span word="risk">risk</span> <span word="for">for</span> <span word="spacecraft">spacecraft</span>. <span word="The">The</span> <span word="vast">vast</span> <span word="majority">majority</span> <span word="of">of</span> <span word="pieces">pieces</span> <span word="of">of</span> <span word="space">space</span> <span word="junk">junk</span> <span word="are">are</span> <span word="small">small</span> <span word="particles">particles</span>. <span word="Contact">Contact</span> <span word="with">with</span> <span word="these">these</span> <span word="particles">particles</span> <span word="causes">causes</span> <span word="erosive">erosive</span> <span word="damage">damage</span>. <span word="The">The</span> <span word="majority">majority</span> <span word="of">of</span> <span word="the">the</span> <span word="damage">damage</span> <span word="can">can</span> <span word="be">be</span> <span word="eased">eased</span> <span word="by">by</span> <span word="adding">adding</span> <span word="a">a</span> <span word="thin">thin</span> <span word="layer">layer</span> <span word="of">of</span> <span word="mental">mental</span> <span word="outside">outside</span> <span word="of">of</span> <span word="the">the</span> <span word="main">main</span> <span word="spacecraft">spacecraft</span> <span word="body">body</span>. <span word="However">However</span>, <span word="certain">certain</span> <span word="portions">portions</span> <span word="of">of</span> <span word="many">many</span> <span word="satellites">satellites</span> <span word="cannot">cannot</span> <span word="be">be</span> <span word="protected">protected</span> <span word="in">in</span> <span word="this">this</span> <span word="way">way</span>, <span word="the">the</span> <span word="solar">solar</span> <span word="panels">panels</span> <span word="and">and</span> <span word="windows">windows</span> <span word="for">for</span> <span word="instance">instance</span>. <span word="If">If</span> <span word="a">a</span> <span word="collision">collision</span> <span word="with">with</span> <span word="larger">larger</span> <span word="pieces">pieces</span> <span word="occurs">occurs</span>, <span word="many">many</span> <span word="of">of</span> <span word="the">the</span> <span word="resulting">resulting</span> <span word="fragments">fragments</span> <span word="from">from</span> <span word="the">the</span> <span word="damaged">damaged</span> <span word="spacecraft">spacecraft</span> <span word="will">will</span> <span word="also">also</span> <span word="be">be</span> <span word="in">in</span> <span word="the">the</span> 1 <span word="kilogram">kilogram</span> <span word="mass">mass</span> <span word="range">range</span>. <span word="Consequently">Consequently</span>, <span word="these">these</span> <span word="objects">objects</span> <span word="become">become</span> <span word="an">an</span> <span word="additional">additional</span> <span word="collision">collision</span> <span word="risk">risk</span>.</p><p> </p>
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