小猫用英语可以翻译为"kitten"。它的来源可能源自中世纪拉丁语词"catus"，意为"小猫"。

一些英文例句和中文翻译如下：

The kitten is playing with a ball of yarn. (小猫正在玩纱线球。)

She picked up the kitten and cuddled it. (她捡起小猫，搂在怀里。)

The kitten purred with contentment. (小猫快活地呼噜着。)