"cunning men often pass for wise"
"deep political machinations"
"a foxy scheme"
"a slick evasive answer"
"sly as a fox"
"tricky Dick"
"a wily old attorney"
knavish的用法和样例:
例句
用作形容词 (adj.)
There was something quite knavish in the man's attitude. 这个人的态度真有点无赖的味道。