| 单词 | jack-arch |
| 释义 | > as lemmasjack-arch jack-arch n. Architecture a small arch only one brick in thickness, having a flat rather than a semicircular profile, and typically used above a window or door, or to support a floor.In earliest use as a mass noun. ΘΚΠ society > leisure > the arts > visual arts > architecture > arch > [noun] > other types of arch bowOE craba1387 cove1511 triumphal arch (arc)a1566 straight arch1663 pointed arch1688 rough arch1693 jack-arch1700 oxi1700 raking arch1711 flat arch1715 scheme-arch1725 counter-arch1726 ox-eye arch1736 surbased dome1763 ogee1800 rising arch1809 sub-arch1811 deaf arch1815 four-centred arch1815 mixed arch1815 Tudor arch1815 camber1823 lancet arch1823 invert1827 platband1828 pier arch1835 ogive1841 scoinson arch1842 segment1845 skew arch1845 drop-arch1848 equilateral arch1848 lancet1848 rear arch1848 straining-arch1848 tierceron1851 shouldered arch1853 archlet1862 segment-arch1887 1700 W. Alingham Epitome of Geom. 247 For 36 Foot of Jack Arch. 1736 B. Langley Anc. Masonry Dict. sig. gv Jack-Arch, a streight Arch of Brick over the Head of a Window. 1885 Harper's Mag. Mar. 525/2 The windows are capped with jack-arches of red brick. 1923 Times of India 6 July (Indian Engineering Suppl.) 2/5 Jack arches are left in piers to save materials. 2012 Archit. Hist. 55 249 These columns support serlianas with clever brick jack-arches. < as lemmas |
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