concealmentn.隐匿；隐蔽；躲藏concealvt.隐藏；隐瞒；掩盖concealment communication隐蔽通信conceal one's whereabouts人格的动态性concealed bauxite deposit隐伏铝土矿Concealed Weapon Detector隐蔽武器探测器conceal one's past record偏心臂Concealed Pb-Sn orebody隐伏Pb-Sn矿体Concealed collapse column隐伏陷落柱conceal criminal evidence隐匿罪证Concealed Target Detection隐蔽目标探测concealed A-V conduction隐匿性房室传导