screen·ing /ˈskrinɪŋ/
 篩選;篩選制板;遮罩;遮蔽


 screening
 篩選; 屏蔽


 screening
 篩選


 Screen v. t. [imp. & p. p. Screened p. pr. & vb. n. Screening.]
 1. To provide with a shelter or means of concealment; to separate or cut off from inconvenience, injury, or danger; to shelter; to protect; to protect by hiding; to conceal; as, fruits screened from cold winds by a forest or hill.
    They were encouraged and screened by some who were in high commands.   --Macaulay.
 2. To pass, as coal, gravel, ashes, etc., through a screen in order to separate the coarse from the fine, or the worthless from the valuable; to sift.

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 screening
      n 1: the display of a motion picture [syn: showing, viewing]
      2: fabric of metal or plastic mesh
      3: the act of concealing the existence of something by
         obstructing the view of it; "the cover concealed their
         guns from enemy aircraft" [syn: cover, covering, masking]
      4: testing objects or persons in order to identify those with
         particular characteristics