devious  
adjective uk/ˈdiː.vi.əs/ us/ˈdiː.vi.əs/
  (DISHONEST)      
  会算计的,会耍手腕的;精心设计的
Devious people or plans and methods are dishonest, often in a complicated way, but often also clever and successful.
  You have to be devious if you're going to succeed in business. 要想在生意场上取得成功就必须会耍点手腕。 
 a devious scheme 精心策划的计谋 
   (NOT DIRECT)      
 迂回的,间接的
not direct
  He took a rather devious route which avoids the city centre. 他选了一条相当绕远的路以避开市中心。