砌砖pdf
bricklaying───n.砌砖;砌砖工作
belaying pin───n.缠索栓
bricking up───用砖堵塞,用砖围砌
brickmaking───n.制砖,制砖业
tracklaying───n.磁迹时间对准;铺轨;adj.用于铺轨的;履带式车辆的
belaying pins───n.缠索栓
brick paving───铺砖