Velvet PAWS hide sharp claws.

柔软的脚蹼里藏着利爪。

Cats have very sharp claws.

猫有着锋利的脚爪。

The lion had sharp claws and teeth;

狮子有 锐利的爪和 牙齿；

Cats have sharp claws.

猫有锋利的爪子。

Or some animal with really sharp claws.

或者某个动物有真正锋利爪子。