英语导读1000句（四十五）
<p> <span word="Section">Section</span>45 <span word="nbsp">nbsp</span>;<span word="Swimming">Swimming</span> <span word="etc">etc</span>.</p><p> <span word="The">The</span> <span word="crawl">crawl</span>, <span word="the">the</span> <span word="backstroke">backstroke</span>, <span word="the">the</span> <span word="breathstoke">breathstoke</span> <span word="and">and</span> <span word="the">the</span> <span word="butterfly">butterfly</span>, <span word="what">what</span> <span word="are">are</span> <span word="these">these</span>?蛙泳、仰泳、自由泳、蝶泳，这些是什么?</p><p> <span word="They">They</span> <span word="are">are</span> <span word="the">the</span> <span word="different">different</span> <span word="strokes">strokes</span> <span word="we">we</span> <span word="can">can</span> <span word="use">use</span> <span word="when">when</span> <span word="swimming">swimming</span>.它们是游泳时我们可以选择的不同划水方式。</p><p> <span word="There">There</span> <span word="are">are</span> <span word="others">others</span>, <span word="but">but</span> <span word="these">these</span> <span word="are">are</span> <span word="the">the</span> <span word="main">main</span> <span word="ones">ones</span>.还有其它的，但这些是主要的。</p><p> <span word="These">These</span> <span word="are">are</span> <span word="strokes">strokes</span> <span word="used">used</span> <span word="for">for</span> <span word="swimming">swimming</span> <span word="on">on</span> <span word="the">the</span> <span word="water">water</span>.这些是在水面上游泳的划水方式。</p><p> <span word="But">But</span> <span word="what">what</span> <span word="about">about</span> <span word="under">under</span> <span word="the">the</span> <span word="water">water</span>?那水下的呢?</p><p> <span word="Snorkeling">Snorkeling</span> <span word="is">is</span> <span word="a">a</span> <span word="method">method</span> <span word="of">of</span> <span word="swimming">swimming</span> <span word="on">on</span> <span word="the">the</span> <span word="surface">surface</span> <span word="while">while</span> <span word="looking">looking</span> <span word="under">under</span> <span word="the">the</span> <span word="sea">sea</span>.潜游是一种在水上游动并往水下看的游泳方式。</p><p> <span word="We">We</span> <span word="use">use</span> <span word="a">a</span> <span word="tube">tube</span> <span word="which">which</span> <span word="fix">fix</span> <span word="into">into</span> <span word="our">our</span> <span word="mouth">mouth</span> <span word="for">for</span> <span word="breathing">breathing</span>, <span word="and">and</span> <span word="a">a</span> <span word="mask">mask</span> <span word="to">to</span> <span word="help">help</span> <span word="us">us</span> <span word="see">see</span>.我们用一根管子插入嘴里帮助呼吸，用面罩帮助视觉。</p><p> <span word="This">This</span> <span word="way">way</span> <span word="we">we</span> <span word="can">can</span> <span word="skim">skim</span> <span word="along">along</span> <span word="the">the</span> <span word="surface">surface</span> <span word="without">without</span> <span word="bringing">bringing</span> <span word="our">our</span> <span word="head">head</span> <span word="out">out</span> <span word="of">of</span> <span word="the">the</span> <span word="water">water</span> <span word="for">for</span> <span word="air">air</span>.这样我们可以沿水面游动而不用抬头呼吸。</p><p> <span word="We">We</span> <span word="use">use</span> <span word="scuba">scuba</span> <span word="equipment">equipment</span> <span word="if">if</span> <span word="we">we</span> <span word="want">want</span> <span word="to">to</span> <span word="go">go</span> <span word="deeper">deeper</span> <span word="and">and</span> <span word="stay">stay</span> <span word="under">under</span> <span word="the">the</span> <span word="water">water</span> <span word="for">for</span> <span word="a">a</span> <span word="longer">longer</span> <span word="time">time</span>.如果要在水里呆得更深一点更久一点，我们可以用水下自我呼吸的配套设备。</p><p> <span word="Scuba">Scuba</span> <span word="is">is</span> <span word="an">an</span> <span word="acronym">acronym</span> <span word="for">for</span> <span word="Self">Self</span> <span word="Contained">Contained</span> <span word="Underwater">Underwater</span> <span word="Breathing">Breathing</span> <span word="Apparatus">Apparatus</span>.它是一种为人们在水下自我呼吸的配套设备的首字母缩写。</p>
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