longevity

His longevity was remarkable considering he had been so sick when he was a child.他自幼多病，能够长寿十分难得。

The members of that family are famous for their longevity. [=for living to be very old]那家人以长寿闻名。

Better medical treatment has led to greater longevity.医疗条件的改善延长了人们的寿命。

a study of human longevity对人类寿命的研究

The longevity of a car's tires depends on how the car is driven.汽车轮胎的使用年限取决于驾驶方式。

She's a talented athlete, but many people have doubts about her longevity. [=about how long her athletic career will last]她是个天才运动员，但很多人对她的运动生涯能否持久表示怀疑。

They're trying to increase the product's longevity.他们正在设法提高产品的使用寿命。