drystone

adj (of a stone wall) built without mortar （指石墙）无浆砌成的.

drunkenness, drunkometer, drupe, dry, dry battery, dry cell, dry dock, dry goods, dry ice, dry land, dry measure, dry rot, dry run, dry up, dry-clean, dry-nurse, dry-shod, dry-walling, drying, dryness, DSc, DSO, DT, dual, dual carriageway, dual-control, dual-purpose, duality, dub, dubbin, dubiety, dubious, ducal, duchess, duchy, duck, duck-boards, duck-yard, ducking, duckling,