concealedadj.隐藏的;隐蔽的动词conceal的过去式和过去分词.
concealvt.隐藏;隐瞒;掩盖
concealed trigeming隐匿性三联律
concealing scanning隐蔽扫描
concealed detection探测隐匿物品
concealed conduction隐性传导, 隐匿性传导
concealeddeclaration瞒报
concealed microphone暗置话筒
concealed gas piping隐蔽的煤气管道
concealed hemorrhage内出血
conceal one's sorrow玉米花粉
Concealment channels隐蔽通道