platelayer

n (Brit) person whose job is to lay and repair railway tracks （铺设及维修钢轨的）路工.

planter, plaque, plasma, plaster, plaster cast, plasterboard, plastered, plasterer, plastic, plastic bomb, plastic explosive, plastic surgery, plasticine (also Plasticine), plasticity, plastics, plate, plate glass, plate-rack, plateau, plateful, platelet, platform, plating, platinum, platinum blonde, platitude, platitudinous, platonic, platoon, platter, platypus, plaudit, plausibility, plausible, plausibly, play, play (sb) up, play (sth) off, play a joke on sb., play a part,