lifetimes /ˈlaifˌtaimz/ 📖 中文释义 n. 一生, 寿命( lifetime的复数形式 ); 有生之年 🔗 释义中的汉语词寿命有生之年 🧩 词形变化 原形 lifetime 📘 English Definition（英文释义） n. the period during which something is functional (as between birth and death) ← lifetime of excited state L 字母词表 lifeway →