专家：2018年全球强震或增至20次 这些地区的民众要警惕
<p><span word="Scientists">Scientists</span> <span word="have">have</span> <span word="warned">warned</span> <span word="there">there</span> <span word="could">could</span> <span word="be">be</span> <span word="a">a</span> <span word="big">big</span> <span word="increase">increase</span> <span word="in">in</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="devastating">devastating</span> <span word="earthquakes">earthquakes</span> <span word="around">around</span> <span word="the">the</span> <span word="world">world</span> <span word="next">next</span> <span word="year">year</span>. <span word="They">They</span> <span word="believe">believe</span> <span word="variations">variations</span> <span word="in">in</span> <span word="the">the</span> <span word="speed">speed</span> <span word="of">of</span> <span word="Earth">Earth</span>’<span word="s">s</span> <span word="rotation">rotation</span> <span word="could">could</span> <span word="trigger">trigger</span> <span word="intense">intense</span> <span word="seismic">seismic</span> <span word="activity">activity</span>, <span word="particularly">particularly</span> <span word="in">in</span> <span word="heavily">heavily</span> <span word="populated">populated</span> <span word="tropical">tropical</span> <span word="regions">regions</span>.</p><p>科学家警告称，明年，世界各地发生灾难性地震的次数可能会大幅度增加。他们认为，地球自转速度的变化可能引发强烈的地震活动，特别是在人口稠密的热带地区。</p><p><span word="Although">Although</span> <span word="such">such</span> <span word="fluctuations">fluctuations</span> <span word="in">in</span> <span word="rotation">rotation</span> <span word="are">are</span> <span word="small">small</span> – <span word="changing">changing</span> <span word="the">the</span> <span word="length">length</span> <span word="of">of</span> <span word="the">the</span> <span word="day">day</span> <span word="by">by</span> <span word="a">a</span> <span word="millisecond">millisecond</span> – <span word="they">they</span> <span word="could">could</span> <span word="still">still</span> <span word="be">be</span> <span word="implicated">implicated</span> <span word="in">in</span> <span word="the">the</span> <span word="release">release</span> <span word="of">of</span> <span word="vast">vast</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="underground">underground</span> <span word="energy">energy</span>, <span word="it">it</span> <span word="is">is</span> <span word="argued">argued</span>.</p><p>尽管地球自转的波动幅度非常小，对一天的时间长短影响不过千分之一秒，但有科学家认为，这一变化仍然可能引发大量地下能量释放。</p>
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