sly

/slaɪ/

marked by skill in deception

中文释义：狡猾的；诡秘的

The sly fox managed to steal the chicken without being noticed.

那只狡猾的狐狸在不被注意的情况下偷走了鸡。

He gave a sly smile when he realized he had won the argument.

当他意识到自己赢了争论时，他露出了诡秘的微笑。