You can use feline to describe someone's appearance or movements if they are elegant or graceful in a way that makes you think of a cat.
象猫一样高雅的
A feline is an animal that belongs to the cat family.
猫科动物 • The 16-pound feline is so fat she can hardly walk. 这只16磅重的猫因太胖而几乎无法走路。