为何人们觉得爆米在电影院更好吃？
<p><span word="Scientists">Scientists</span> <span word="found">found</span> <span word="we">we</span> <span word="are">are</span> <span word="such">such</span> <span word="creatures">creatures</span> <span word="of">of</span> <span word="habit">habit</span> <span word="that">that</span> <span word="once">once</span> <span word="we">we</span> <span word="have">have</span> <span word="associated">associated</span> <span word="a">a</span> <span word="place">place</span> <span word="with">with</span> <span word="a">a</span> <span word="certain">certain</span> <span word="kind">kind</span> <span word="of">of</span> <span word="food">food</span>, <span word="like">like</span> <span word="popcorn">popcorn</span> <span word="at">at</span> <span word="the">the</span> <span word="cinema">cinema</span>, <span word="we">we</span> <span word="will">will</span> <span word="keep">keep</span> <span word="eating">eating</span> <span word="it">it</span> - <span word="even">even</span> <span word="if">if</span> <span word="it">it</span>'<span word="s">s</span> <span word="stale">stale</span>.</p><p>科学家发现, 人是一种有奇怪习惯的生物，一旦人们选择在一个固定的地方吃某种固定的东西，即使食物有问题人们也会一直吃，如在影院吃爆米花。</p><p><span word="Researchers">Researchers</span> <span word="from">from</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Southern">Southern</span> <span word="California">California</span> <span word="devised">devised</span> <span word="a">a</span> <span word="test">test</span> <span word="to">to</span> <span word="see">see</span> <span word="what">what</span> <span word="causes">causes</span> <span word="us">us</span> <span word="to">to</span> <span word="overeat">overeat</span>.</p><p>南加利福尼亚大学的研究员进行了一次实验，试图了解为什么人们会吃得过多。</p><p><span word="They">They</span> <span word="gave">gave</span> <span word="people">people</span> <span word="about">about</span> <span word="to">to</span> <span word="enter">enter</span> <span word="a">a</span> <span word="cinema">cinema</span> <span word="a">a</span> <span word="bucket">bucket</span> <span word="of">of</span> <span word="just">just</span>-<span word="popped">popped</span> <span word="fresh">fresh</span> <span word="popcorn">popcorn</span>, <span word="or">or</span> <span word="stale">stale</span> <span word="week">week</span>-<span word="old">old</span> <span word="popcorn">popcorn</span>. <span word="Moviegoers">Moviegoers</span> <span word="who">who</span> <span word="didn">didn</span>’<span word="t">t</span> <span word="usually">usually</span> <span word="eat">eat</span> <span word="popcorn">popcorn</span> <span word="at">at</span> <span word="the">the</span> <span word="movies">movies</span> <span word="ate">ate</span> <span word="much">much</span> <span word="less">less</span> <span word="stale">stale</span> <span word="popcorn">popcorn</span> <span word="than">than</span> <span word="fresh">fresh</span> <span word="popcorn">popcorn</span> <span word="because">because</span> <span word="it">it</span> <span word="just">just</span> <span word="didn">didn</span>'<span word="t">t</span> <span word="taste">taste</span> <span word="good">good</span>. <span word="But">But</span> <span word="those">those</span> <span word="who">who</span> <span word="said">said</span> <span word="they">they</span> <span word="typically">typically</span> <span word="had">had</span> <span word="popcorn">popcorn</span> <span word="at">at</span> <span word="the">the</span> <span word="movies">movies</span> <span word="ate">ate</span> <span word="about">about</span> <span word="the">the</span> <span word="same">same</span> <span word="amount">amount</span> <span word="of">of</span> <span word="popcorn">popcorn</span> <span word="whether">whether</span> <span word="it">it</span> <span word="was">was</span> <span word="fresh">fresh</span> <span word="or">or</span> <span word="stale">stale</span>. <span word="In">In</span> <span word="other">other</span> <span word="words">words</span>, <span word="for">for</span> <span word="those">those</span> <span word="in">in</span> <span word="the">the</span> <span word="habit">habit</span> <span word="of">of</span> <span word="snacking">snacking</span> <span word="at">at</span> <span word="the">the</span> <span word="movies">movies</span>, <span word="it">it</span> <span word="made">made</span> <span word="no">no</span> <span word="difference">difference</span> <span word="whether">whether</span> <span word="the">the</span> <span word="popcorn">popcorn</span> <span word="tasted">tasted</span> <span word="good">good</span> <span word="or">or</span> <span word="not">not</span>.</p><p>他们给刚进入电影院的人们一桶刚爆好的、或已放了很久的爆米花。不经常吃爆米花的的人对新鲜的爆米花更感兴趣，因为放久了的味道不好。但经常吃的人，两种爆米花吃得量一样。也就是说，对习惯看电影时吃东西的人来说，爆米花的味道没有任何影响。</p>
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