walling
  牆體材料; 牆體工程
  Wall v. t. [imp. & p. p. Walled p. pr. & vb. n. Walling.]
  1. To inclose with a wall, or as with a wall.  “Seven walled towns of strength.”
  The king of Thebes, Amphion,
  That with his singing walled that city.   --Chaucer.
  2. To defend by walls, or as if by walls; to fortify.
     The terror of his name that walls us in.   --Denham.
  3. To close or fill with a wall, as a doorway.
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  Wall·ing, n.
  1. The act of making a wall or walls.
  2. Walls, in general; material for walls.
  Walling wax, a composition of wax and tallow used by etchers and engravers to make a bank, or wall, round the edge of a plate, so as to form a trough for holding the acid used in etching, and the like.
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