英语词汇“genus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

nounWord forms: plural genera (ˈdʒɛnərə) or genuses

1. biology

any of the taxonomic groups into which a family is divided and which contains one or more species. For example, Vulpes (foxes) is a genus of the dog family (Canidae)

2. logic

a class of objects or individuals that can be divided into two or more groups or species

a class, group, etc, with common characteristics

4. mathematics

a number characterizing a closed surface in topology equal to the number of handles added to a sphere to form the surface. A sphere has genus 0, a torus, genus 1, etc

单词	genus
释义	Word Frequency genus (ˈdʒiːnəs) nounWord forms: plural genera (ˈdʒɛnərə) or genuses 1. biology any of the taxonomic groups into which a family is divided and which contains one or more species. For example, Vulpes (foxes) is a genus of the dog family (Canidae) 2. logic a class of objects or individuals that can be divided into two or more groups or species 3. a class, group, etc, with common characteristics 4. mathematics a number characterizing a closed surface in topology equal to the number of handles added to a sphere to form the surface. A sphere has genus 0, a torus, genus 1, etc Word origin C16: from Latin: race
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