美国发现3个新地球！全都在水瓶座！
<p><span word="For">For</span> <span word="centuries">centuries</span> <span word="it">it</span> <span word="has">has</span> <span word="been">been</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="most">most</span> <span word="vexing">vexing</span> <span word="mysteries">mysteries</span> <span word="for">for</span> <span word="mankind">mankind</span>: <span word="are">are</span> <span word="we">we</span>, <span word="the">the</span> <span word="seven">seven</span> <span word="billion">billion</span> <span word="inhabitants">inhabitants</span> <span word="of">of</span> <span word="this">this</span> <span word="wondrous">wondrous</span> [<span word="en">en</span>]<span word="blue">blue</span> <span word="planet">planet</span> <span word="really">really</span> <span word="alone">alone</span>, <span word="or">or</span> <span word="is">is</span> <span word="there">there</span> <span word="life">life</span> <span word="somewhere">somewhere</span> <span word="out">out</span> <span word="there">there</span> <span word="in">in</span> <span word="the">the</span> <span word="universe">universe</span>?</p><p>数百年来，人类一直为一个最大的谜团所困扰：我们这70亿生活在这个奇妙的蓝色星球上的居民，真的是孤独的吗，还是宇宙某处其实存在着生命？</p><p><span word="Several">Several</span> <span word="days">days</span> <span word="ago">ago</span>, <span word="we">we</span> <span word="came">came</span> <span word="a">a</span> <span word="step">step</span> <span word="closer">closer</span> <span word="to">to</span> <span word="answering">answering</span> <span word="that">that</span> <span word="tantalising">tantalising</span> <span word="question">question</span> <span word="with">with</span> <span word="the">the</span> <span word="landmark">landmark</span> <span word="announcement">announcement</span> <span word="by">by</span> <span word="Nasa">Nasa</span> <span word="scientists">scientists</span> <span word="of">of</span> <span word="the">the</span> <span word="discovery">discovery</span> <span word="of">of</span> <span word="a">a</span> <span word="new">new</span> <span word="solar">solar</span> <span word="system">system</span> <span word="that">that</span> <span word="has">has</span> <span word="at">at</span> <span word="least">least</span> <span word="three">three</span> <span word="Earth">Earth</span>-<span word="like">like</span> <span word="planets">planets</span> — <span word="with">with</span> <span word="climates">climates</span> <span word="that">that</span> <span word="just">just</span> <span word="might">might</span> <span word="support">support</span> <span word="life">life</span>.</p><p>几天前，<span word="NASA">NASA</span>科学家公布了一项里程碑式的重大发现：他们发现一个新的太阳系，其中至少有3个地球这样的行星，而且这些星球上的气候条件也许能维持生命，这项发现使我们离谜题的答案又近了一步。</p>
页:
[1]