| 释义 |
▪ I. ˈrashing, vbl. n.1
[Echoic: cf. rash n.1 and n.4]
A succession of harsh grating sounds.
1889F. Cowper Captain of Wight 222 There was a slashing and rashing! The sparks flew like the sparks at the armourer's forge.
▪ II. rashing, vbl. n.2 Coal Mining. orig. dial. (esp. S. Wales) and U.S.|ˈræʃɪŋ|
[Prob. f. rash a. + -ing1.]
Usu. pl. A loose brittle deposit of shale or poor coal (see quot. 1964). Cf. rash n.5
1883W. S. Gresley Gloss. Terms Coal Mining 200 Rashings (S[outh] W[ales]), loose dirt or shaley beds of rock. 1903A. Strahan Geol. S. Wales Coal-Field IV. iii. 10 Rashings 0 ft. 9 in. 1905Maryland Geol. Survey V. 534 Immediately overlying the ‘Big Vein’ is a brittle slate inter⁓stratified with thin seams of coal known as the ‘Wild Coal’ or ‘Rashings’. Upon exposure to the air the wild coal crumbles and falls. 1917Gibson & Cantrill Geol. S. Wales Coalfield (ed. 2) IV. iv. 47 The Wet-and-Dry Coal is said to lie 14 yds. below the Lantern, and to consist of top coal, 2 ft. 8 ins. thick, bottom coal, 1 ft. 4 ins. to 1 ft. 6 ins. thick, with 6 ins. of soft rashings between. 1954A. Trueman Coalfields Gt. Brit. ii. 23 Black carbonaceous shales, containing abundant plant remains (the ‘rashings’ of some coalfields). 1964Woodland & Evans Geol. S. Wales Coalfield (ed. 3) IV. iv. 75 Rashes or rashings, either soft carbonaceous shale with streaks of coal or highly disturbed, slickensided, comminated shale or mudstone formed by movement parallel to the bedding and usually associated with the roof or dirt bands in coal seams. Normally ‘rashes’ should be retained for the former definition and ‘rashings’ for the latter. 1967I. A. Williamson Coal Mining Geol. vii. 55 Batt and rashings are approximately synonymous for shale containing thin coal streaks. |