life-span

漢語翻譯

英文解釋：

名詞 life-span:

1. the period during which something is functional (as between birth and death)
   同義詞：life, lifetime, life-time, lifespan

例句：

1. Some insects have a life-span of no more than a few hours.
   有些昆蟲壽命只有幾小時。