囧研究 你喝的每一杯水都是恐龙尿
<p><span word="The">The</span> <span word="next">next</span> <span word="time">time</span> <span word="you">you</span> <span word="reach">reach</span> <span word="for">for</span> <span word="a">a</span> <span word="glass">glass</span> <span word="of">of</span> <span word="water">water</span>, <span word="remember">remember</span> <span word="this">this</span>; <span word="you">you</span> <span word="could">could</span> <span word="be">be</span> <span word="about">about</span> <span word="to">to</span> <span word="sip">sip</span> <span word="on">on</span> <span word="dinosaur">dinosaur</span> <span word="pee">pee</span>.</p><p>记住，下次你拿起一杯水时，你可能正要喝下恐龙尿。</p><p><span word="This">This</span> <span word="is">is</span> <span word="according">according</span> <span word="to">to</span> <span word="science">science</span> <span word="YouTube">YouTube</span> <span word="channel">channel</span>, <span word="Curious">Curious</span> <span word="Minds">Minds</span>, <span word="which">which</span> <span word="explains">explains</span> <span word="that">that</span> <span word="the">the</span> <span word="amount">amount</span> <span word="of">of</span> <span word="water">water</span> <span word="on">on</span> <span word="the">the</span> <span word="Earth">Earth</span> <span word="has">has</span> <span word="remained">remained</span> <span word="roughly">roughly</span> <span word="the">the</span> <span word="same">same</span> <span word="for">for</span> <span word="millions">millions</span> <span word="of">of</span> <span word="years">years</span>.</p><p>这一观点来自<span word="Youtube">Youtube</span>科学频道《奇思妙想》(<span word="Curious">Curious</span> <span word="Minds">Minds</span>)。节目中解释道，地球上的水量数百万年来都没怎么变过。</p><p><span word="Around">Around</span> 121,000 <span word="cubic">cubic</span> <span word="miles">miles</span> <span word="of">of</span> <span word="water">water</span> <span word="falls">falls</span> <span word="on">on</span> <span word="the">the</span> <span word="Earth">Earth</span> <span word="in">in</span> <span word="the">the</span> <span word="form">form</span> <span word="of">of</span> <span word="precipitation">precipitation</span> <span word="every">every</span> <span word="year">year</span>, <span word="meaning">meaning</span> <span word="this">this</span> <span word="water">water</span> <span word="has">has</span> <span word="moved">moved</span> <span word="around">around</span> <span word="the">the</span> <span word="planet">planet</span>.</p><p>每年，大约121000立方英里的水通过降水来到地面，意味着这些水已经在地球上循环过。</p><p><span word="The">The</span> <span word="Mesozoic">Mesozoic</span> <span word="era">era</span>, <span word="the">the</span> <span word="reign">reign</span> <span word="of">of</span> <span word="the">the</span> <span word="dinosaurs">dinosaurs</span>, <span word="lasted">lasted</span> <span word="around">around</span> 186 <span word="million">million</span> <span word="years">years</span>.</p><p>恐龙统治的中生代延续了大约一亿八千六百万年。</p><p>'<span word="That">That</span> <span word="gave">gave</span> <span word="them">them</span> <span word="time">time</span> <span word="to">to</span> <span word="drink">drink</span> <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span> <span word="water">water</span>,' <span word="the">the</span> <span word="video">video</span> <span word="explains">explains</span>.</p><p>视频中谈到：“这让恐龙们有时间喝了大量的水。”</p><p><span word="By">By</span> <span word="contrast">contrast</span>, <span word="humans">humans</span> <span word="have">have</span> <span word="only">only</span> <span word="been">been</span> <span word="living">living</span> <span word="on">on</span> <span word="Earth">Earth</span> <span word="for">for</span> 200,000 <span word="years">years</span>.</p><p>与之相反，人类刚刚在地球上存在了二十万年。</p><p><span word="Charles">Charles</span> <span word="Fishman">Fishman</span> <span word="says">says</span> <span word="in">in</span> <span word="in">in</span> <span word="his">his</span> <span word="book">book</span>, '<span word="The">The</span> <span word="Big">Big</span> <span word="Thirst">Thirst</span>' <span word="that">that</span> <span word="the">the</span> <span word="molecules">molecules</span> <span word="that">that</span> <span word="make">make</span> <span word="up">up</span> <span word="water">water</span> <span word="are">are</span> <span word="so">so</span> <span word="resilient">resilient</span>, <span word="they">they</span> <span word="could">could</span> <span word="be">be</span> <span word="millions">millions</span> <span word="of">of</span> <span word="years">years</span> <span word="old">old</span>.</p><p>查尔斯·费舍曼在《大干旱》一书中指出，水分子非常稳定，能够存在数百万年。</p>
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