雅思写作范文：蚕丝制作
<p> <span word="As">As</span> <span word="is">is</span> <span word="displayed">displayed</span> <span word="in">in</span> <span word="the">the</span> <span word="first">first</span> <span word="diagram">diagram</span>, <span word="the">the</span> <span word="life">life</span> <span word="cycle">cycle</span> <span word="of">of</span> <span word="the">the</span> <span word="silkworm">silkworm</span> <span word="can">can</span> <span word="be">be</span> <span word="categorized">categorized</span> <span word="into">into</span> 4 <span word="main">main</span> <span word="stages">stages</span>. <span word="First">First</span>, <span word="the">the</span> <span word="life">life</span> <span word="of">of</span> <span word="the">the</span> <span word="silkworm">silkworm</span> <span word="starts">starts</span> <span word="from">from</span> <span word="eggs">eggs</span> <span word="propagated">propagated</span> <span word="by">by</span> <span word="the">the</span> <span word="moth">moth</span>, <span word="and">and</span> <span word="it">it</span> <span word="takes">takes</span> 10 <span word="days">days</span> <span word="for">for</span> <span word="each">each</span> <span word="egg">egg</span> <span word="to">to</span> <span word="become">become</span> <span word="a">a</span> <span word="silkworm">silkworm</span> <span word="larva">larva</span> <span word="that">that</span> <span word="feeds">feeds</span> <span word="on">on</span> <span word="mulberry">mulberry</span> <span word="leaves">leaves</span>. <span word="Silkworm">Silkworm</span> <span word="larva">larva</span> <span word="continues">continues</span> <span word="to">to</span> <span word="grow">grow</span> <span word="in">in</span> 4 <span word="to">to</span> 6 <span word="weeks">weeks</span>, <span word="then">then</span> <span word="wrapping">wrapping</span> <span word="itself">itself</span> <span word="with">with</span> <span word="silk">silk</span> <span word="thread">thread</span> <span word="to">to</span> <span word="construct">construct</span> <span word="a">a</span> <span word="cocoon">cocoon</span> <span word="in">in</span> <span word="the">the</span> <span word="next">next</span> 3 <span word="to">to</span> 8 <span word="weeks">weeks</span>. <span word="A">A</span> <span word="moth">moth</span> <span word="can">can</span> <span word="be">be</span> <span word="produced">produced</span> <span word="from">from</span> <span word="the">the</span> <span word="cocoon">cocoon</span> <span word="in">in</span> 16 <span word="days">days</span>. <span word="The">The</span> <span word="life">life</span> <span word="cycle">cycle</span> <span word="begins">begins</span> <span word="again">again</span> <span word="from">from</span> <span word="then">then</span> <span word="on">on</span>.</p><p> <span word="Focusing">Focusing</span> <span word="on">on</span> <span word="the">the</span> <span word="second">second</span> <span word="diagram">diagram</span>, <span word="it">it</span> <span word="illustrates">illustrates</span> <span word="the">the</span> 5 <span word="main">main</span> <span word="steps">steps</span> <span word="of">of</span> <span word="the">the</span> <span word="procedure">procedure</span> <span word="of">of</span> <span word="producing">producing</span> <span word="silk">silk</span> <span word="cloth">cloth</span>. <span word="Well">Well</span> <span word="generated">generated</span> <span word="cocoons">cocoons</span> <span word="will">will</span> <span word="be">be</span> <span word="selected">selected</span> <span word="firstly">firstly</span>. <span word="Before">Before</span> <span word="the">the</span> <span word="silk">silk</span> <span word="thread">thread</span> <span word="can">can</span> <span word="be">be</span> <span word="unwound">unwound</span>, <span word="cocoons">cocoons</span> <span word="have">have</span> <span word="to">to</span> <span word="be">be</span> <span word="boiled">boiled</span> <span word="in">in</span> <span word="hot">hot</span> <span word="water">water</span>. <span word="One">One</span> <span word="cocoon">cocoon</span> <span word="can">can</span> <span word="produce">produce</span> <span word="approximately">approximately</span> 300 <span word="to">to</span> 900 <span word="metres">metres</span> <span word="of">of</span> <span word="silk">silk</span> <span word="thread">thread</span>. <span word="The">The</span> <span word="unwound">unwound</span> <span word="thread">thread</span> <span word="will">will</span> <span word="be">be</span> <span word="dyed">dyed</span> <span word="afterwards">afterwards</span> <span word="to">to</span> <span word="be">be</span> <span word="weaved">weaved</span> <span word="into">into</span> <span word="silk">silk</span> <span word="cloth">cloth</span>.</p><p> <span word="Overall">Overall</span>, <span word="the">the</span> <span word="two">two</span> <span word="diagrams">diagrams</span> <span word="reveal">reveal</span> <span word="the">the</span> <span word="stage">stage</span> <span word="of">of</span> <span word="producing">producing</span> <span word="cocoons">cocoons</span> <span word="in">in</span> <span word="the">the</span> <span word="life">life</span> <span word="cycle">cycle</span> <span word="of">of</span> <span word="the">the</span> <span word="silkworm">silkworm</span> <span word="can">can</span> <span word="be">be</span> <span word="used">used</span> <span word="to">to</span> <span word="make">make</span> <span word="silk">silk</span> <span word="cloth">cloth</span> <span word="through">through</span> 5 <span word="simple">simple</span> <span word="steps">steps</span>.</p><p> <span word="CambridgeIELTS">CambridgeIELTS</span> 6 <span word="Version">Version</span>:</p><p> <span word="The">The</span> <span word="cocoons">cocoons</span> <span word="are">are</span> <span word="the">the</span> <span word="raw">raw</span> <span word="material">material</span> <span word="used">used</span> <span word="for">for</span> <span word="the">the</span> <span word="production">production</span> <span word="of">of</span> <span word="silk">silk</span> <span word="cloth">cloth</span>. <span word="Once">Once</span> <span word="selected">selected</span>, <span word="they">they</span> <span word="are">are</span> <span word="boiled">boiled</span> <span word="in">in</span> <span word="water">water</span> <span word="and">and</span> <span word="the">the</span> <span word="threads">threads</span> <span word="can">can</span> <span word="be">be</span> <span word="separated">separated</span> <span word="in">in</span> <span word="the">the</span> <span word="unwinding">unwinding</span> <span word="stage">stage</span>. <span word="Each">Each</span> <span word="thread">thread</span> <span word="is">is</span> <span word="between">between</span> 300 <span word="and">and</span> 900 <span word="metres">metres</span> <span word="long">long</span>, <span word="which">which</span> <span word="means">means</span> <span word="they">they</span> <span word="can">can</span> <span word="be">be</span> <span word="twisted">twisted</span> <span word="together">together</span>, <span word="dyed">dyed</span> <span word="and">and</span> <span word="then">then</span> <span word="used">used</span> <span word="to">to</span> <span word="produce">produce</span> <span word="cloth">cloth</span> <span word="in">in</span> <span word="the">the</span> <span word="weaving">weaving</span> <span word="stage">stage</span>.</p><p> <span word="Overall">Overall</span>, <span word="the">the</span> <span word="diagrams">diagrams</span> <span word="show">show</span> <span word="that">that</span> <span word="the">the</span> <span word="cocoon">cocoon</span> <span word="stage">stage</span> <span word="of">of</span> <span word="the">the</span> <span word="silkworm">silkworm</span> <span word="can">can</span> <span word="be">be</span> <span word="used">used</span> <span word="to">to</span> <span word="produce">produce</span> <span word="silk">silk</span> <span word="cloth">cloth</span> <span word="through">through</span> <span word="a">a</span> <span word="very">very</span> <span word="simple">simple</span> <span word="process">process</span>.</p>
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