- [U]长寿,长命 long life
duration of service;
"her longevity as a star"
"had unusual longevity in the company"
the property of being long-lived
- His longevity vexed his heirs.
- Proper rest and enough sleep contribute to longevity.
- The worms have a longevity of about two years.
- We wish you health and longevity.