She's such a little monkey.

她是这么个小淘气。

《柯林斯英汉双解大词典》

One day, a little monkey and a little fox went out to play.

一天，一只小猴子和一只小狐狸出去玩。

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The little monkey tied him up.

小猴子也把他捆起来了。

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The hearing was told sister Tracy White also called the woman, known as Patient B, "a naughty little monkey" for not taking her medication.

BBC: Stafford Hospital nurse 'refused to help lift patient'

The little affenpinscher with a monkey face added to his world of success Tuesday night, winning best in show at the Westminster Kennel Club.

WSJ: Banana Joe the affenpinscher wins Westminster