sly

比较级：

形容词比较级: slier/slyer

更多词形：

副词: slyly | 形容词比较级: slier/slyer | 形容词最高级: sliest/slyest | 名词: slyness |

单词例句：

He has to visit them on the sly.

他只得偷偷地去看望他们。

He's been drinking whiskey on the sly for thirty years.

他暗中偷喝威士忌酒已有三十年了。

She often writes to Peter on the sly.

她经常秘密地给彼得写信。

A crafty, sly, or clever person.

诡计多端的人狡诈、诡诈或聪明的人

His black eyes were restless, sly and cunning.

他的黑眼睛表现出不安、奸诈和狡猾。

Why need she have been having lessons on the sly?

为什么她需要暗地里一直在上课?

Marked by or done in a deceptive, secret, or sly manner; dishonest and sneaky.

秘密的，阴险的欺骗性的，秘密的，狡猾的，不诚实的，鬼鬼崇崇的

She's a sly puss.

她是个刁滑的姑娘。

They exchanged sly looks and smiles.

他们交换会意的眼色和微笑。