英语中表示倍数增加的表达方法
<p> (一) <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="great">great</span>(<span word="long">long</span>, <span word="much">much</span>，…)<span word="as">as</span> <span word="B">B</span>. (①)</p><p> <span word="A">A</span> <span word="is">is</span> <span word="N">N</span> <span word="times">times</span> <span word="greater">greater</span> (<span word="longer">longer</span>, <span word="more">more</span>，…)<span word="than">than</span> <span word="B">B</span>. (②)</p><p> <span word="A">A</span> <span word="is">is</span> <span word="N">N</span> <span word="times">times</span> <span word="the">the</span> <span word="size">size</span> (<span word="length">length</span>, <span word="amount">amount</span>，…)<span word="of">of</span> <span word="B">B</span>. (③)</p><p> 以上三句都应译为：<span word="A">A</span>的大小(长度，数量，……)是<span word="B">B</span>的<span word="N">N</span>倍.</p><p> <span word="e">e</span>.<span word="g">g</span>. <span word="This">This</span> <span word="book">book</span> <span word="is">is</span> <span word="three">three</span> <span word="times">times</span> <span word="as">as</span> <span word="long">long</span> <span word="as">as</span> (<span word="three">three</span> <span word="times">times</span> <span word="longer">longer</span> <span word="than">than</span>/<span word="three">three</span> <span word="times">times</span> <span word="the">the</span> <span word="length">length</span> <span word="of">of</span>)<span word="that">that</span> <span word="one">one</span>.</p><p> 这本书的篇幅是那本书的3倍(即长两倍)。</p><p> 注：当相比的对象<span word="B">B</span>很明显时，<span word="than">than</span> (<span word="as">as</span>，<span word="of">of</span>) <span word="B">B</span>常被省去。</p><p> (二) <span word="increase">increase</span> <span word="to">to</span> <span word="n">n</span> <span word="times">times</span>(④)</p><p> <span word="increase">increase</span> <span word="n">n</span> <span word="times">times</span>／<span word="n">n</span>-<span word="fold">fold</span>(⑤)</p><p> <span word="increase">increase</span> <span word="by">by</span> <span word="n">n</span> <span word="times">times</span>(⑥)</p><p> <span word="increase">increase</span> <span word="by">by</span> <span word="a">a</span> <span word="factor">factor</span> <span word="of">of</span> <span word="n">n</span>(⑦)</p><p> 以上四式均应译为：增加到<span word="n">n</span>倍 (或：增加<span word="n">n</span>-1倍)。</p><p> <span word="e">e</span>.<span word="g">g</span>. <span word="The">The</span> <span word="production">production</span> <span word="of">of</span> <span word="integrated">integrated</span> <span word="circuits">circuits</span> <span word="has">has</span> <span word="been">been</span> <span word="increased">increased</span> <span word="to">to</span> <span word="three">three</span> <span word="times">times</span> <span word="as">as</span> <span word="compared">compared</span> <span word="with">with</span> <span word="last">last</span> <span word="year">year</span>. 集成电路的产量比去年增加了两倍。</p><p> <span word="e">e</span>.<span word="g">g</span>. <span word="The">The</span> <span word="output">output</span> <span word="of">of</span> <span word="chemical">chemical</span> <span word="fertilizer">fertilizer</span> <span word="has">has</span> <span word="been">been</span> <span word="raised">raised</span> <span word="five">five</span> <span word="times">times</span> <span word="as">as</span> <span word="against">against</span> <span word="l">l</span>986. 化肥产量比1986年增加了4倍。</p><p> <span word="e">e</span>.<span word="g">g</span>. <span word="That">That</span> <span word="can">can</span> <span word="increase">increase</span> <span word="metabolic">metabolic</span> <span word="rates">rates</span> <span word="by">by</span> <span word="two">two</span> <span word="or">or</span> <span word="three">three</span> <span word="times">times</span>. 那可使代谢率提高到原来的2倍或3倍(即提高1倍或2倍)。</p><p> <span word="e">e</span>.<span word="g">g</span>. <span word="The">The</span> <span word="drain">drain</span> <span word="voltage">voltage</span> <span word="has">has</span> <span word="been">been</span> <span word="increased">increased</span> <span word="by">by</span> <span word="a">a</span> <span word="factor">factor</span> <span word="of">of</span> <span word="four">four</span>. 漏电压增加了3借(即增加到原来的4倍)。</p><p> 注：在这类句型中<span word="increase">increase</span>常被<span word="raise">raise</span>，<span word="grow">grow</span>，<span word="go">go</span>/<span word="step">step</span> <span word="up">up</span>，<span word="multiply">multiply</span>等词所替代。</p>
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