over·lay /ˌovɚ/
 覆蓋,重疊,覆,蓋


 overlay
 覆蓋; 覆載; 重疊; 覆疊區; 覆疊板; 覆蓋板 OVLY


 overlay
 覆蓋 重疊


 O·ver·lay n.
 1. A covering.
 2. Printing A piece of paper pasted upon the tympan sheet to improve the impression by making it stronger at a particular place.

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 O·ver·lay v. t. [imp. & p. p. Overlaid p. pr. & vb. n. Overlaying.]
 1. To lay, or spread, something over or across; hence, to cover; to overwhelm; to press excessively upon.
    When any country is overlaid by the multitude which live upon it.   --Sir W. Raleigh.
    As when a cloud his beams doth overlay.   --Spenser.
    Framed of cedar overlaid with gold.   --Milton.
 And overlay
 With this portentous bridge the dark abyss.   --Milton.
 3. To smother with a close covering, or by lying upon.
    This woman's child died in the night; because she overlaid it.   --1 Kings iii. 19.
    A heap of ashes that o'erlays your fire.   --Dryden.
 4. Printing To put an overlay on.


 O·ver·lie v. t. [imp. Overlay p. p. Overlain p. pr. & vb. n. Overlying.] To lie over or upon; specifically, to suffocate by lying upon; as, to overlie an infant.
    A woman by negligence overlieth her child in her sleeping.   --Chaucer.

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 overlie
      v 1: lie upon; lie on top of; "the granite overlies the older
           rocks"
      2: kill by lying on; "The sow overlay her piglets" [syn: overlay]
      [also: overlying, overlay, overlain]


 overlay
      n : protective covering consisting, for example, of a layer of
          boards applied to the studs and joists of a building to
          strengthen it and serve as a foundation for a
          weatherproof exterior [syn: sheathing, overlayer]
      v 1: put something on top of something else; "cover the meat with
           a lot of gravy" [syn: cover]
      2: kill by lying on; "The sow overlay her piglets" [syn: overlie]
      [also: overlaid]


 overlay
      See overlie
      [also: overlaid]