betray himself

英 美
  • vt.暴露本来面目(露马脚;原形毕露)
  • betray vt.背叛;出卖;泄露;显露
  • himself pron.他自己
    1. He has a good disguise, but as soon as he speaks he betray himself.
      他伪装得很好,可是一说话就原形毕露了。