| 单词 | overhead transparency | 
| 释义 | > as lemmasoverhead transparency   overhead transparency  n. a sheet of acetate film containing an image for projection by an overhead projector. ΘΚΠ society > leisure > the arts > visual arts > photography > plates and films > 			[noun]		 > film > types of film film negative1871 roll1889 roll film1895 reversal film1929 colour film1930 lenticular film1934 pan1940 test strip1940 flat film1950 integral tripack1953 lith1955 overhead transparency1966 1966    Q. Jrnl. Econ. 80 U13/1 		(advt.)	  				Overhead transparencies. 1993    MacUser Oct. 47/1  				Astound also makes an excellent static-presentation program. It can create overhead transparencies. < as lemmas  | 
	
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