lay·er /ˈleɚ/
 層,階層;鋪設者,敷設機;瞄準手;生蛋的雞 ;  (通過將通信工作分成不同層次,使各種機器不同的傳輸媒介能夠綜合在同一個網絡上,彼此能夠互相溝通)
 lay·er /ˈleɚ, ˈlɛ(ə)r/ 名詞
 層,層次,分層,焊層
 layer
 層 LYR
 layer
 層
 Lay·er n.
 1. One who, or that which, lays.
 2.  That which is laid; a stratum; a bed; one thickness, course, or fold laid over another; as, a layer of clay or of sand in the earth; a layer of bricks, or of plaster; the layers of an onion.
 3. A shoot or twig of a plant, not detached from the stock, laid under ground for growth or propagation.
 4. An artificial oyster bed.
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 layer
      n 1: single thickness of usually some homogeneous substance;
           "slices of hard-boiled egg on a bed of spinach" [syn: bed]
      2: a relatively thin sheetlike expanse or region lying over or
         under another
      3: an abstract place usually conceived as having depth; "a good
         actor communicates on several levels"; "a simile has at
         least two layers of meaning"; "the mind functions on many
         strata simultaneously" [syn: level, stratum]
      4: a hen that lays eggs
      5: thin structure composed of a single thickness of cells
      v : make or form a layer; "layer the different colored sands"