lifetime

中文意思

• n. 一生
• adj. 一生的

英文释义

• n. the period during which something is functional (as between birth and death)

词形变化

复数

lifetimes

例句

1. n. 一生

   She spent her lifetime working to improve education in poor rural areas.

   她用尽一生致力于改善贫困农村地区的教育条件。

2. adj. 一生的

   Winning the national championship was a lifetime dream for the young athlete.

   赢得全国冠军是这位年轻运动员一生的梦想。