雨的功与过
<p>雨的功过，不可断言，只能唠叨一些细细道来</p><p><span word="The">The</span> <span word="merits">merits</span> <span word="and">and</span> <span word="demerits">demerits</span> <span word="of">of</span> <span word="the">the</span> <span word="rain">rain</span> <span word="can">can</span>'<span word="t">t</span> <span word="be">be</span> <span word="asserted">asserted</span>. <span word="We">We</span> <span word="can">can</span> <span word="only">only</span> <span word="nag">nag</span> <span word="some">some</span> <span word="details">details</span></p><p>诗人眼中的雨是充满诗情画意的，然而，大自然的雨却是变化无穷的，它可以冲毁桥梁，淹没、破坏庄稼，给人类带来灾难。下面，请站在科学的角度讲述雨的别样情形。</p><p><span word="The">The</span> <span word="rain">rain</span> <span word="in">in</span> <span word="the">the</span> <span word="poet">poet</span>'<span word="s">s</span> <span word="eyes">eyes</span> <span word="is">is</span> <span word="poetic">poetic</span>, <span word="however">however</span>, <span word="the">the</span> <span word="rain">rain</span> <span word="in">in</span> <span word="nature">nature</span> <span word="is">is</span> <span word="changeable">changeable</span>. <span word="It">It</span> <span word="can">can</span> <span word="destroy">destroy</span> <span word="bridges">bridges</span>, <span word="submerge">submerge</span> <span word="and">and</span> <span word="destroy">destroy</span> <span word="crops">crops</span>, <span word="and">and</span> <span word="bring">bring</span> <span word="disasters">disasters</span> <span word="to">to</span> <span word="human">human</span> <span word="beings">beings</span>. <span word="Next">Next</span>, <span word="please">please</span> <span word="tell">tell</span> <span word="us">us</span> <span word="something">something</span> <span word="else">else</span> <span word="about">about</span> <span word="rain">rain</span> <span word="from">from</span> <span word="a">a</span> <span word="scientific">scientific</span> <span word="point">point</span> <span word="of">of</span> <span word="view">view</span>.</p><p>1．讲述雨水泛滥成灾的实例。</p><p>1. <span word="Tell">Tell</span> <span word="the">the</span> <span word="example">example</span> <span word="of">of</span> <span word="rain">rain</span> <span word="flooding">flooding</span>.</p><p>古时的大禹治水，孟加拉国特大水灾</p><p><span word="Dayu">Dayu</span> <span word="flood">flood</span> <span word="control">control</span> <span word="in">in</span> <span word="ancient">ancient</span> <span word="times">times</span>, <span word="great">great</span> <span word="flood">flood</span> <span word="in">in</span> <span word="Bangladesh">Bangladesh</span></p><p>2．罗列与雨有关的奇特现象：梅雨、钱雨、泥雨、酸雨等等。说说它们形成的原因以及给人类带来的灾害。</p><p>2. <span word="List">List</span> <span word="the">the</span> <span word="peculiar">peculiar</span> <span word="phenomena">phenomena</span> <span word="related">related</span> <span word="to">to</span> <span word="rain">rain</span>: <span word="plum">plum</span> <span word="rain">rain</span>, <span word="money">money</span> <span word="rain">rain</span>, <span word="mud">mud</span> <span word="rain">rain</span>, <span word="acid">acid</span> <span word="rain">rain</span>, <span word="etc">etc</span>. <span word="Talk">Talk</span> <span word="about">about</span> <span word="the">the</span> <span word="causes">causes</span> <span word="of">of</span> <span word="their">their</span> <span word="formation">formation</span> <span word="and">and</span> <span word="the">the</span> <span word="disasters">disasters</span> <span word="they">they</span> <span word="bring">bring</span> <span word="to">to</span> <span word="human">human</span> <span word="beings">beings</span>.</p><p>（1）梅雨：</p><p>(1) <span word="Meiyu">Meiyu</span>:</p><p>6月中、下旬至7月上半月的初夏，我国长江中、下游两岸（或称江淮流域）至日本南部这一狭长区域内往往有一段连续阴雨时段，出现频繁的降水过程，常有大到暴雨。这时，正是江南梅子成熟时期，故称“梅雨”。古诗“黄梅时节家家雨，青草池塘处处蛙”生动地描绘了当地梅雨季节的自然景象。因为梅雨季节里空气湿度大、气温高，衣物等容易发霉，因此也有称之为“霉雨”的。</p>
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