lifespan
/ˈlaɪfspæn/📚 15882The lifespan of a person, animal, or plant is the period of time for which they live or are normally expected to live. (人或动植物的) 寿命
noun [抽象名词]（人或动物的）寿命（Men have a shorter lifespan than women.）；使用期，有效期
The lifespan of a product, organization, or idea is the period of time for which it is expected to work properly or to last.
(产品、组织或想法的) 使用期限
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