una vita significa in inglese

lifetime [lifetimes]▼(informal, hyperbolic: a long period of time)
noun
[UK: ˈlaɪf.taɪm] [US: ˈlaɪf.ˌtaɪm]

lifelong▼(extending for the entire duration of life)
adjective
[UK: ˈlaɪ.flɒŋ] [US: ˈlaɪ.ˈflɒŋ]