1610s, from Late Latin longaevitatem (nominative longaevitas) "great age, long life," from Latin longaevus "long-lived," from longus (see long (adj.)) + aevum "lifetime, age" (see eon).
权威例句
1. The main characteristic of the strike has been its longevity.
这次罢工的主要特点是持续时间长。
2. We wish you both health and longevity.
我们祝愿您二位健康长寿。
3. Good habits promote longevity.
良好的习惯能增长寿命.
4. Human longevity runs in families.
人类的长寿具有家族遗传性。
5. We can not know the average longevity until we contact other civilizations.