lifetime
🇺🇸
/ˈlaɪftaɪm/
🇬🇧
/ˈlaɪftaɪm/
noun
B2
the whole time that someone lives or something exists
She saved money for her children's education over her entire lifetime.
彼女は一生涯、子供たちの教育のために貯金をした。
translation
一生、寿命
語形変化
Plural
lifetimes