An apparatus containing a source of light and a system of lenses for projecting on to a screen an enlargement of an image on a slide, film, or…
| 单词 | θ229871 | 
| 释义 | society > leisure > the arts > visual arts > photography > viewing of photographs > 			[noun]		 > projecting on to screen > projector (8)		 projectora1884 An apparatus containing a source of light and a system of lenses for projecting on to a screen an enlargement of an image on a slide, film, or… slide projector1956 Subcategories:— 			parts of			(6)		  | 
	
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