Alarm over decline in flying insects 飞虫数量锐减值得警惕
<p><span word="Alarm">Alarm</span> <span word="over">over</span> <span word="decline">decline</span> <span word="in">in</span> <span word="flying">flying</span> <span word="insects">insects</span> 飞虫数量锐减值得警惕</p><p> 德国63个自然保护区内的飞行类昆虫数量在过去27年中减少了四分之三以上。研究人员认为这一现象值得警惕，因为飞虫是自然生态系统中的重要组成部分。它既是植物的授粉者，也是扮演食物链的关键角色。请听报道。</p><p><span word="Since">Since</span> 1989, <span word="scientists">scientists</span> <span word="have">have</span> <span word="been">been</span> <span word="monitoring">monitoring</span> <span word="flying">flying</span> <span word="insect">insect</span> <span word="populations">populations</span> <span word="in">in</span> 63 <span word="nature">nature</span> <span word="reserves">reserves</span> <span word="across">across</span> <span word="Germany">Germany</span>. <span word="The">The</span> <span word="decline">decline</span> <span word="of">of</span> <span word="some">some</span> <span word="species">species</span>, <span word="like">like</span> <span word="butterflies">butterflies</span>, <span word="has">has</span> <span word="long">long</span> <span word="been">been</span> <span word="suspected">suspected</span> <span word="but">but</span> <span word="this">this</span> <span word="research">research</span> <span word="included">included</span> <span word="lesser">lesser</span> <span word="studied">studied</span> <span word="insects">insects</span>, <span word="like">like</span> <span word="wasps">wasps</span>, <span word="flies">flies</span> <span word="and">and</span> <span word="moths">moths</span>. <span word="The">The</span> <span word="drop">drop</span> <span word="in">in</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="more">more</span> <span word="than">than</span> <span word="three">three</span> <span word="quarters">quarters</span> <span word="over">over</span> 27 <span word="years">years</span> <span word="turned">turned</span> <span word="out">out</span> <span word="to">to</span> <span word="be">be</span> <span word="more">more</span> <span word="severe">severe</span> <span word="than">than</span> <span word="previously">previously</span> <span word="thought">thought</span>.</p><p><span word="The">The</span> <span word="insects">insects</span> <span word="play">play</span> <span word="a">a</span> <span word="vital">vital</span> <span word="role">role</span> <span word="in">in</span> <span word="pollination">pollination</span> <span word="and">and</span> <span word="as">as</span> <span word="a">a</span> <span word="food">food</span> <span word="source">source</span> <span word="for">for</span> <span word="birds">birds</span>. <span word="No">No</span> <span word="one">one</span> <span word="factor">factor</span> <span word="alone">alone</span> <span word="could">could</span> <span word="explain">explain</span> <span word="their">their</span> <span word="disappearance">disappearance</span>, <span word="but">but</span> <span word="researchers">researchers</span> <span word="said">said</span> <span word="modern">modern</span> <span word="agriculture">agriculture</span> <span word="creates">creates</span> <span word="a">a</span> <span word="hostile">hostile</span> <span word="environment">environment</span> - <span word="a">a</span> <span word="desert">desert</span> <span word="for">for</span> <span word="insects">insects</span>.</p><p><span word="While">While</span>, <span word="anecdotally">anecdotally</span>, <span word="in">in</span> <span word="recent">recent</span> <span word="years">years</span>, <span word="drivers">drivers</span> <span word="have">have</span> <span word="reported">reported</span> <span word="fewer">fewer</span> <span word="insects">insects</span> <span word="being">being</span> <span word="squashed">squashed</span> <span word="on">on</span> <span word="their">their</span> <span word="windscreens">windscreens</span> - <span word="another">another</span> <span word="signal">signal</span> <span word="with">with</span> <span word="the">the</span> <span word="decline">decline</span> <span word="in">in</span> <span word="bugs">bugs</span> <span word="across">across</span> <span word="all">all</span> <span word="landscapes">landscapes</span>, <span word="experts">experts</span> <span word="said">said</span>.</p><p>词汇表<span word="monitoring">monitoring</span> 监控，监测，密切注视</p><p><span word="nature">nature</span> <span word="reserves">reserves</span> 自然保护区</p><p><span word="wasps">wasps</span> 黄蜂，胡蜂</p><p><span word="moths">moths</span> 飞蛾</p><p><span word="severe">severe</span> 非常严重的</p><p><span word="pollination">pollination</span> （植物的）授粉</p><p><span word="hostile">hostile</span> 不利的，恶劣的</p>
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