单词 | to crown in |
释义 | > as lemmasto crown in 17. intransitive. Mining. to crown in: to subside and fall in as a layer over a shaft; to be affected by such subsidence. Now chiefly historical. ΚΠ 1836 [implied in: Penny Mag. 9 July 267/1 A sudden ‘crownings in’ (as it is emphatically termed by the colliers), or falling in of the superincumbent strata, took place.]. 1880 D. C. Murray Life's Atonement II. iii. 78 The land had given way and..fallen into the hollow left by some disused coal-mine—had crowned-in the country people say. 1905 Trans. Manch. Geol. Soc. 28 567 The shafts of the old mine..had crowned in at the top, forming a hole about eighty feet across. 2008 [implied in: C. D. Prosser & J. G. Larwood in C. V. Burek & C. D. Prosser Hist. Geoconservation 227/2 There were regular reports of roof-falls and crowning-in.]. < as lemmas |
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