| 单词 | multi-coated | 
| 释义 | multi-coatedadj.  Covered with more than one layer or coating of a substance; (Photography and Optics) designating optical lenses with several layers of anti-reflective coating. ΘΚΠ the world > space > relative position > condition of being external > covering > coating or covering with a layer > 			[adjective]		 skinned1613 coated1768 multi-coated1962 1962    Science 16 Mar. 827/1 		(advt.)	  				System will drive polished and multicoated ruby rods with low threshold. 1971    National Geographic Nov. p. x  				The Asahi Pentax SMC Takumar lens is the world's first 7-layer multi-coated lens. 1986    Camera Weekly 15 Nov. 25/3 		(advt.)	  				Lenses... With multi-coated optics and a five year guarantee. 1991    Metalworking Production Sept. 61/3  				Dijet's JC330 is a multi-coated conventional carbide, in which the hardmetal substrate is given a toughened surface layer before the coating layers..are applied. This is a new entry (OED Third Edition, March 2003; most recently modified version published online March 2022). < | 
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