英语词汇Urysohn's lemma怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Urysohn's lemma
释义	Urysohn's lemma 翻译 Urysohn引理以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译英英释义 abstract: 1 In topology, Urysohn's lemma is a lemma that states that a topological space is normal if and only if any two disjoint closed subsets can be separated by a function.
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