| 词汇 | lifespan | 正文 |
| 释义 | lifespanUK:*/ˈlaɪfspæn/US:UK-RP:UK-Yorkshire:Irish:Scottish:US Southern:Jamaican: 主要翻译 lifespan, life span n (person: lifetime) (人)寿命The average human lifespan is increasing in most countries.在多数国家，人的平均寿命都在不断增长。 lifespan, life span n (goods: duration) (货物)寿命, 使用期限；保质期These snacks have a lifespan of only a couple of weeks.这些点心的保质期不过几周而已。 lifespan, life span n (period of existence)周期, 生命周期A total of €2.5 million will be invested over the lifespan of the project.在该项目的整个生命周期内，将总共投资250万英镑。 |
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