coverlay覆盖膜
covern.封面;盖子;套子;表面v.覆盖;涉及;包含;掩护;给…保险
covered culverts暗涵
cover blind area覆盖盲区
covered position隐蔽阵地
cover conditions栽培模式
cover up a story隐瞒某事
covered -stent覆膜支架
covered penstock埋藏式压力水管
coverslip method盖玻片法
covered in blood浑身是血的
cover up a trail掩盖痕迹