secretive 

  1. 形容詞
隱隱藏藏的, 偷偷摸摸的
遮遮掩掩的
能分泌的, 促進分泌的
(人)secretive about ...(人事物):
對於...嘴緊的
對於...守口如瓶的
對於...很保密的
對於...諱莫如深的

    同義字詞
close,closemouthed,dark,reticent,uncommunicative

例句

  1. She's secretive , you see.
  2. He is very secretive and cunning.
  3. You've no idea how secretive she is.
  4. Being secretive is part of being dark.
  5. Hence they are more cunning & secretive .