concealvt.隐藏;隐瞒;掩盖
concealed piping暗管
conceal surprise掩盖惊讶的心情
concealed gutter暗天沟
concealed bounty隐蔽奖励<补助>金
concealed spirit至神
concealed tuning隐蔽调谐
concealment part隐蔽部位
concealed pocket暗袋
concealed tariff隐蔽关税
concealed valley暗天沟