| 单词 | screen overlay | 
| 释义 | screen overlay [¦skrēn `ō·vǝr´lā]  COMPUTER SCIENCE 1. An array of cells on a video display screen that allow a user to command a computer by touching buttons displayed on the screen at the locations of the cells.  2. A window of data that is temporarily displayed on a screen, leaving the original display intact when the window is removed.  3. See <<glare filter>>  | 
	
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