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Courses in the relevant section：Introduction to html
<hmtl>告诉浏览器后面的代码是hmtl代码 <head>告诉浏览器当前页面如何显示编码，关键词 <boay>告诉浏览器这里是主体部分了，显示到网页中；
2018-06-190个赞
