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The basic page and the universal selector
基本页面和通用选择符
youdao
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The universal selector, written "*", matches the name of any element type.
全局选择符，写做"*"，匹配任意元素类型名。
youdao
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The universal selector, written "*", matches the name of any element type.
全局选择符，写做"*"，匹配任意元素类型名。
youdao