| 单词 | profile board | 
| 释义 | > as lemmasprofile board   profile board  n. 		 (a) a board or plate cut to a pattern, used as a template to fix the shape or dimensions of something being made or built;		 (b) Theatre = sense  7(a). ΚΠ 1858    New Amer. Cycl. IV. at Cannon  				Over this..is plastered a layer of prepared clay,..and by causing the rod to revolve against a profile board having the exact outline of the gun, the model receives its shape. 1926    M. Smith Bk. Play Production for Little Theaters, Schools & Colleges 143  				Profile board is a three-ply board made especially for ‘cut outs’, such as trees, ground rolls, or other irregular edges. 1991    M. R. Booth Theatre in Victorian Age iii. 76  				The sloat was a device for raising scenic flats such as a profile board ground row (rocks on the seashore or a flowery meadowbank) through a narrow cut in the stage. 1993    Collins Compl. DIY Man. 		(new ed.)	 x. 441/1  				For a straight footing, set up two profile boards made from 25mm (1in) thick timber nailed to stakes driven into the ground at each end of the proposed trench. < as lemmas  | 
	
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