单词 | rough string |
释义 | > as lemmasrough string rough string n. Building and Joinery (now rare) (usually in plural) either of the two inclined pieces of timber supporting the steps of a wooden staircase. ΘΚΠ society > inhabiting and dwelling > inhabited place > a building > parts of building > stairs > [noun] > stringers stair-tree1374 sister1518 rail1679 string1711 carriage1758 rough string1819 notch-board1823 bridgeboard1842 stringer1883 1819 P. Nicholson Archit. Dict. II. 534/2 An horizontal piece of timber..to support the upper ends of the rough-strings. 1842 J. Gwilt Encycl. Archit. ii. iii. 543 The framed timbers which support the steps of a staircase..generally consist of two pieces inclined to the pitch of the stairs, called the rough strings. 1958 Chamber's Techn. Dict. (ed. 3) 46 [The apron piece is] the horizontal timber carrying the upper ends of the carriage pieces or rough-strings of a wooden staircase. < as lemmas |
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