backstairs 

  1. 形容詞
祕密的, 詭祕的
可恥的

    同義字詞
behind-the-scenes,clandestine,covert,furtive,hugger-mugger,hush-hush,private,privy,secret,sneak,sneaking,sneaky,stealth,stealthy,surreptitious,undercover,underground,underhand,underhanded

例句

  1. They padded down the backstairs .
  2. You've got a backstairs haven't you?
  3. They chose this room because it's the nearest the backstairs .
  4. Up the backstairs in bare feet so that no one would hear and interrupt them.
  5. The southernmost pavilion, the Pavillon de Flore, served as the backstairs to the palace.