sneaky
/ˈsniːki/
📚
17721
托福
If you describe someone as sneaky, you disapprove of them because they do things secretly rather than openly. 鬼祟的; 偷偷摸摸的
adjective [原级] 鬼鬼祟祟的;暗中的,卑鄙的
It is a sneaky and underhand way of doing business. 这是一种偷偷摸摸、见不得人的生意经。