释义 |
life span
life·span also life span L5167300 (līf′spăn′)n.1. A lifetime.2. The average or maximum length of time an organism, material, or object can be expected to survive or last.life span or lifespann (Biology) the period of time during which a human being, animal, machine, etc, may be expected to live or function under normal conditionslife′ span` n. 1. the longest period over which the life of any organism or species may extend. 2. the longevity of an individual. TranslationsEncyclopediaSeespanlife span
life spanThe maximum obtainable age of a member of a species.See also: spanFinancialSeeSpanThesaurusSeelifespan |