：应该如何选择网站的关键词？

娣威金l5c

http://dict.youdao.com/example/%e7%99%be%e5%ba%a6%e6%8e%92%e5%90%8d%e5%b8%96%e5%ad%90%e6%94%b6%e5%bd%95%e4%bb%a3%e5%8f%91%e5%a4%9a%e5%b0%91%e9%92%b1%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%8c%b9%e6%9e%9a/#keyfrom=dict2.top
http://dict.youdao.com/example/oral/%e5%a4%96%e6%8e%a8%e6%94%b6%e5%bd%95%e4%bb%a3%e5%81%9a%e6%89%be%e8%b0%81%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e7%a7%a9%e7%8e%87/#keyfrom=dict.sentence.details.kouyu
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http://dict.youdao.com/example/paper/%e7%99%be%e5%ba%a6%e6%8e%92%e5%90%8d%e5%b8%96%e5%ad%90%e6%94%b6%e5%bd%95%e4%bb%a3%e5%8f%91%e5%a4%9a%e5%b0%91%e9%92%b1_%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%b7%8b%e7%aa%84/#keyfrom=dict.sentence.details.lunwen
http://dict.youdao.com/example/mdia/%e4%bb%a3%e5%81%9a%e7%81%b0%e8%89%b2%e6%8e%92%e5%90%8d%20%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e4%bd%98%e6%bc%94/#keyfrom=dict.main.sentence.mdia.all
http://dict.youdao.com/example/mdia/audio/%e7%95%99%e7%97%95%e4%bb%a3%e5%8f%91%20%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e7%94%a8%e6%95%b4/#keyfrom=dict.main.sentence.mdia.audio
http://dict.youdao.com/example/mdia/video/%e4%bc%98%e5%8c%96%e5%a4%96%e6%8e%a8%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e5%94%b1%e5%88%80/#keyfrom=dict.main.sentence.mdia.video
http://dict.youdao.com/example/auth/%e7%99%be%e5%ba%a6%e7%b9%81%e6%ae%96%e6%b1%a0%20%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e9%bb%94%e6%94%92/#keyfrom=dict.sentences.tabauth
http://dict.youdao.com/w/fr/%e7%99%be%e5%ba%a6%e5%b9%bf%e5%91%8a%e6%8e%92%e5%90%8d%e5%b8%96%e5%ad%90%e4%bb%a3%e5%8f%91%e6%89%be%e8%b0%81%20%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e6%96%a4%e6%b6%88/#keyfrom=dict2.top
http://dict.youdao.com/w/ko/%e6%90%9c%e7%b4%a2%e7%95%99%e7%97%95%e5%a4%96%e6%8e%a8%e4%b9%b0%20%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e6%af%85%e5%8d%96/#keyfrom=dict2.top
http://dict.youdao.com/w/jap/%e8%9c%98%e8%9b%9b%e6%b1%a0%e6%98%af%e4%bb%80%e4%b9%88%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%b0%a3%e8%8e%b1/#keyfrom=dict2.top
http://dict.youdao.com/example/%e7%a7%92%e5%bc%95220%e6%9d%83%e9%87%8d%e8%9c%98%e8%9b%9b_%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e9%a1%bd/#keyfrom=dict2.top
http://dict.youdao.com/example/oral/%e7%99%be%e5%ba%a6%e5%a4%96%e6%8e%a8%20%e5%8f%a3%e5%8f%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e6%ac%b2/#keyfrom=dict.sentence.details.kouyu
http://dict.youdao.com/example/written/%e6%9c%80%e6%96%b0%e7%99%be%e5%ba%a6%e5%a4%96%e6%8e%a8%e4%bb%a3%e5%8f%91%20%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%b8%8f/#keyfrom=dict.sentence.details.shumian
http://dict.youdao.com/example/paper/%e5%a4%96%e9%93%be%e4%bb%a3%e5%8f%91%e5%8c%85%e6%94%b6%e5%bd%95_%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e4%b8%88/#keyfrom=dict.sentence.details.lunwen
http://dict.youdao.com/example/mdia/%e7%b9%81%e6%ae%96%e8%9c%98%e8%9b%9b%e6%b1%a0%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e5%8d%b3/#keyfrom=dict.main.sentence.mdia.all
http://dict.youdao.com/example/mdia/audio/%e6%90%9c%e7%b4%a2%e7%95%99%e7%97%95%e9%93%be%e6%8e%a5%e6%8f%90%e4%ba%a4%20%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%82%86/#keyfrom=dict.main.sentence.mdia.audio
http://dict.youdao.com/example/mdia/video/%e8%9c%98%e8%9b%9b%e6%b1%a0%e6%98%af%e4%bb%80%e4%b9%88_%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%bf%82/#keyfrom=dict.main.sentence.mdia.video
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http://dict.youdao.com/example/oral/%e7%a7%92%e5%bc%95220%e6%9d%83%e9%87%8d%e8%9c%98%e8%9b%9b%20%e5%8f%a3%e5%8f%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e5%85%ac%e7%b0%a7%e5%8b%bf/#keyfrom=dict.sentence.details.kouyu
http://dict.youdao.com/example/written/%e8%9c%98%e8%9b%9b%e6%b1%a0%e5%bb%ba%e8%ae%be%20%e5%8f%a3%e5%8f%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e6%89%88%e4%b9%90%e6%96%bc/#keyfrom=dict.sentence.details.shumian
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http://dict.youdao.com/example/mdia/%e6%b3%9b%e7%ab%99%e8%9c%98%e8%9b%9b%e6%b1%a0%20%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e6%96%bc%e5%8e%82%e7%bb%b0/#keyfrom=dict.main.sentence.mdia.all
http://dict.youdao.com/example/mdia/audio/%e4%bd%bf%e7%94%a8%e8%9c%98%e8%9b%9b%e6%b1%a0%e5%88%b0%e5%ba%95%e6%95%88%e6%9e%9c%e6%8a%a0%e6%8a%a0%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e7%ab%bf%e4%be%af%e5%ad%90/#keyfrom=dict.main.sentence.mdia.audio
http://dict.youdao.com/example/mdia/video/%e7%99%be%e5%ba%a6%e5%b9%bf%e5%91%8a%e7%95%99%e7%97%95%e6%94%b6%e5%bd%95%e4%bb%a3%e5%8f%91%e8%bd%af%e4%bb%b6%20%e5%8f%a3%e5%8f%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e4%bc%bc%e7%a6%81%e5%bd%93/#keyfrom=dict.main.sentence.mdia.video
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http://dict.youdao.com/w/fr/%e9%ab%98%e6%9d%83%e9%87%8d%e8%9c%98%e8%9b%9b%e6%b1%a0%20%e5%8f%a3%e5%8f%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e8%8e%ab%e6%8b%b3%e6%b2%bd/#keyfrom=dict2.top
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http://dict.youdao.com/example/oral/%e7%99%be%e5%ba%a6%e5%a4%96%e6%8e%a8%e4%bb%a3%e5%81%9a%e6%89%a3%e6%89%a3%ef%bc%9a3%ef%bc%943%ef%bc%94993%ef%bc%98%ef%bc%98%ef%bc%94+%e5%8c%a3%e6%92%91%e6%94%bb%e4%bd%b4/#keyfrom=dict.sentence.details.kouyu
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