单词	lifespan
释义	lifespan /ˈlʌɪfspan / noun The length of time for which a person or animal lives or a thing functions: the human lifespan... As humans lengthened lifespans with better nutrition and hunting skills, childhood also lengthened. They are slow-breeding and long-lived animals, achieving lifespans of 70 years or so. I suggested that extending human lifespans might lead to extended creativity.
随便看	augury august Augusta Augustan Augustine Augustine, St Augustinian augustly augustness Augustus au jus auk auklet auld auld alliance Auld Kirker auld lang syne auld Reekie aulnage aulnager aumbry au naturel Aung San Aung San Suu Kyi aunt

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