adj.精明的；谨慎的；节俭的；狡诈的
adv.仔细地
The canny old lady knew that the book is too expensive. 那精明的老太太知道那本书太贵了。
His a canny merchant who knows where his benefit is. 他是一个精明的商人，深知自己的利益所在。
Though his tone was respectful, sometimes obsequious, he was also canny. 尽管语气中颇有敬意，有时候甚至逢迎，但他很谨慎。
Johnson was plainly a canny individual. 约翰逊显然是个狡猾的人物。
