| 单词 | high definition |
| 释义 | > as lemmashigh definition high definition n. and adj. (a) n. a high degree of definition (definition n. 5c) in a visual image, spec. that provided by a relatively large number of scanning lines in a televised image; also in extended use; (b) adj. characterized by or making use of such a degree of definition.Abbreviated HD. ΚΠ 1870 Lancet 30 Apr. 618/2 Some further remarks on high definition. 1933 Television 6 lxix. 373/1 Other companies, too, may..be given similar opportunities of providing high-definition television apparatus for transmission experiments. 1960 M. McLuhan Let. 7 Mar. (1987) 262 The same materials put in print have the visual code in High Definition and the speech goes into very Low Definition and print is read silently and on a single plane. 1975 B. V. Barlow Astron. Telescope ii. 26 Until fairly recently its function has been wholly photographic, in which it excels because it combines large linear aperture with very low focal ratio and high definition over a wide angular field. 2013 New Yorker 6 May 54/3 He threw a specialty pitch, on occasion, that served as a good advertisement for the effects of high-definition television. < as lemmas |
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