| 单词 | curtain-dam | 
| 释义 | > as lemmascurtain-dam  d.  A contrivance consisting of wooden slats which can be rolled up: spec. one of a number of these used to form a dam or weir. Also attributive, as  curtain-dam,  curtain-valve,  curtain-weir. ΘΚΠ society > inhabiting and dwelling > inhabited place > a building > furniture and fittings > screen > 			[noun]		 > other types of speer1379 traverse1400 transom-lattice1689 blind1730 window blind1730 spire1768 Venetian window-blind1769 window shade1789 tatty1792 tat1810 Japanese screen1872 fusuma1880 curtain1895 mosquito door1929 tuku-tuku1936 fly-wire door1952 table screen1971 the world > the earth > water > lake > pool > 			[noun]		 > artificially confined water > contrivance for impounding water > movable slats curtain1895 1895    Montgomery Ward Catal. Spring & Summer 608/3  				Low Curtain Office Desk... Has lap joint, dust and knife proof curtain. 1903    B. F. Thomas  & D. A. Watt Improvem. Rivers viii. 244  				Curtain Dams... The Caméré curtain..consists of narrow horizontal strips of wood, hinged together, and capable of being rolled up by a chain. 1903    B. F. Thomas  & D. A. Watt Improvem. Rivers viii. 253  				The space between the two rows [of shutters] was then filled with water by opening curtain-valves. 1927    E. Weymann Dams 586  				The curtains are suspended from hooks on the face of the frames. 1929    Encycl. Brit. XXIII. 489/1  				The curtain weir... In it wooden curtains that can be rolled up from the bottom were substituted for the needles in the Poirée weir. < as lemmas | 
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