干货！增至N倍和增长N倍到底咋分清，数学不好居然英语也捉急
<p>双语君最近感悟人生，发现数学成为了我前进道路上的巨石，英语的倍数表达傻傻分不清啊求破……</p><p>看来，学英语要从数学抓起，这是没错的！</p><p>不如我们一起来补补数学课，看看英语里那些倍数表达究竟在说些什么。</p><p>测一测</p><p>首先，看看以下三句话，请准确而自信地告诉双语君，这三句话表达的是一个意思吗？</p><p><span word="a">a</span>. <span word="A">A</span> <span word="is">is</span> 3 <span word="times">times</span> <span word="as">as</span> <span word="great">great</span> <span word="as">as</span> <span word="B">B</span>.</p><p><span word="b">b</span>. <span word="A">A</span> <span word="is">is</span> 3 <span word="times">times</span> <span word="greater">greater</span> <span word="than">than</span> <span word="B">B</span>.</p><p><span word="c">c</span>. <span word="A">A</span> <span word="is">is</span> 3 <span word="times">times</span> <span word="the">the</span> <span word="size">size</span> <span word="of">of</span> <span word="B">B</span>.</p><p>句子<span word="b">b</span>是不是特别有迷惑性？<span word="A">A</span>到底是<span word="B">B</span>的3倍还是4倍呢？</p><p>但实际上，这三句都是一个意思，即<span word="A">A</span>=3×<span word="B">B</span>（<span word="A">A</span>是<span word="B">B</span>的三倍）。</p><p>下面我就来详细说一说倍数的表达方式。</p><p>1 <span word="A">A</span>是<span word="B">B</span>的<span word="N">N</span>倍</p><p>表示<span word="A">A</span>是<span word="B">B</span>的<span word="N">N</span>倍（即<span word="A">A</span>比<span word="B">B</span>大<span word="N">N</span>-1倍）时，有以下三种基本表达：</p><p>❶ <span word="A">A</span> <span word="is">is</span> <span word="N">N</span> <span word="times">times</span> <span word="as">as</span> <span word="large">large</span>/<span word="long">long</span> (形容词/副词原形) <span word="as">as</span> <span word="B">B</span>.</p><p>例：<span word="Asia">Asia</span> <span word="is">is</span> <span word="four">four</span> <span word="times">times</span> <span word="as">as</span> <span word="large">large</span> <span word="as">as</span> <span word="Europe">Europe</span>.</p><p>亚洲是欧洲的四倍大。</p><p>❷ <span word="A">A</span> <span word="is">is</span> <span word="N">N</span> <span word="times">times</span> <span word="larger">larger</span>/<span word="longer">longer</span>（形容词/副词比较级）<span word="than">than</span> <span word="B">B</span>.</p><p>例：<span word="Asia">Asia</span> <span word="is">is</span> <span word="four">four</span> <span word="times">times</span> <span word="larger">larger</span> <span word="than">than</span> <span word="Europe">Europe</span>.</p><p>亚洲是欧洲的四倍大。</p><p>尽管字面上来看是亚洲比欧洲大四倍，但是使用<span word="times">times</span>的时候，实际上表示的是单纯倍增的关系，故而，理解为”亚洲是欧洲的四倍大。"</p>
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