| 单词 | screen burn-out |
| 释义 | > as lemmasscreen burn-out screen burn n. (also more fully screen burn-in, screen burn-out) the permanent discoloration of one or more areas of the screen of a television, computer, or other electronic device, caused by the prolonged display of a static image (= burn-in n. 2); (also) an area of such discoloration.Screen burn is chiefly associated with cathode ray tube displays and at its most severe could result in a detailed impression of the image in question being permanently visible. ΚΠ 1937 G. Parr Low Voltage Cathode Ray Tube viii. 149 The distribution of the screen illumination over a wider area reduces the risk of screen burn and prolongs the life of the fluorescent material. 1956 J. Millman & H. Taub Pulse & Digital Circuits vii. 211 If the intensity is reduced to prevent screen burns, the fast trace will be very faint. 1991 Compute Sept. 126/1 Screen burnout occurs when a bright, unchanging image..is left too long on the monitor... The bright areas ‘burn in’, and the phosphors gradually die. 1998 Chicago Tribune 6 July v. 5/1 In the old days, when screen burn-in was as dreaded as the thought of your 10-megabyte hard disk crashing, screen savers made good sense. 2004 Boys Toys July 44/1 CRT models can suffer with something called screen-burn, whereby leaving a bright patch of colour..on screen for too long can leave a permanent ‘ghost’ of that patch burned onto your screen. < as lemmas |
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