| 单词 | double-glazing | 
| 释义 | > as lemmasdouble-glazing   double-glazing n.				 [glazing n. 1]			 the action of furnishing a window with two layers of glass to reduce the transmission of heat, sound, etc.; two layers of glass fixed in a window. ΚΠ 1943    Fortune Mar. 182  				Double-glazing is quite a good insulator. 1957    Housewife Sept. 23/2  				The north and south walls consist almost entirely of Plyglass double~glazing. 1958    Chambers's Techn. Dict. 		(ed. 3)	 974/2  				Double-glazing, glazing with two panes separated by spacers and a layer of dehydrated air which prevents misting. 1960    House & Garden May 69/2  				Double-glazing prevents heat loss. 1971    D. Devine Dead Trouble vii. 65  				He added a sun lounge and installed central heating and double glazing. < as lemmas  | 
	
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