Compared with an average cat that could only live for 15 years , Lucy has more than doubled her life expectancy - she was born in 1972 and has clocked up the equivalent of 172 human years , according to cat experts .
普通猫咪寿命仅有15年，而露西的寿命几乎延长了一倍多她出生于1972年，据猫科专家称，她如今的年龄相当于人类的172岁。
human to cat