Was heißt »Lebenszeit« auf Englisch?

Das Substantiv Lebenszeit lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Deutsch/Englische Beispielübersetzungen

Im letzten Jahrhundert gab es viele Revolutionen, aber vielleicht war keine so bedeutend, wie die Revolution der Lebenszeit.: There have been many revolutions over the last century, but perhaps none as significant as the longevity revolution.
Die Lebenszeit eines Schmetterlings beträgt drei Tage.: The lifetime of a butterfly is three days.

A lifetime is short, but feels long.
Tatoeba: We've got more sentences than your mom could ever say in her lifetime.
A trip to Mars may become possible in my lifetime.
"I Love You" is the title of more songs than anyone can sing in her lifetime.
The most instinctive act of nearly every creature is to protect its young, and with humans, this response persists for a lifetime.
Communism will never be reached in my lifetime.
Never in a lifetime!
There is so much to do, and only a lifetime to do it.
Give a man a fish and you feed him for a day. Teach a man to fish and you feed him for a lifetime.
I wish you a lifetime of happiness.
I wish you both a lifetime of happiness.
It's a once in a lifetime experience.
Her dream of a lifetime finally came true.
It happens only once in a lifetime.
In America, we believe that a lifetime of hard work and responsibility should be rewarded with a shot at a secure, dignified retirement.
It's estimated that, over our lifetime, we spend up to six months standing in queues.
I have made many mistakes in my lifetime.
I've made many mistakes in my lifetime.
This is the opportunity of a lifetime.
You wouldn't have guessed in a lifetime.