| 释义 |
▪ I. † ˈjetting, vbl. n.1 Obs.
[f. jet v.1 + -ing1.]
a. Pompous walking, strutting.
b. Wanton revelry, riot.
c. Walking, strolling.
c1440Promp. Parv. 192/2 Gettynge in iolyte, gestus. 1509Barclay Shyp of Folys (1874) I. 221 These folys as it were rorynge swyne With theyr gettynge and talys of vycyousnes Trouble all suche seruyce, that is sayd. 1546J. Heywood Prov. ii. v. (1867) 57 Besyde his iettyng into the towne, to his gyls, With calets he consumeth hym selfe and my goodes. 1609Holland Amm. Marcell. xxviii. i. 328 He affected to imitate the Bracmans, who..keepe a stalking and stately ietting among the altars. 1654J. P. Tyrants & Protectors 15 May we not well remember..their man-like apparel,..their jetting, their strutting, their leg-making?
▪ II. jetting, vbl. n.2|ˈdʒɛtɪŋ|
[f. jet v.2 + -ing1.]
†1. Projection or jutting out; a projection. Obs.
1669Worlidge Syst. Agric. (1681) 237 If it be a Wall for Fruit-trees, those Nooks or Corners in the Jettings out..are secure places for the more tender Trees. 1754–64Smellie Midwif. II. 7 The protrusion or jetting forwards of the last Vertebra of the loins. 1760Wesley Wks. (1872) III. 16 A jetting out of the rock..gave me a very convenient pulpit.
2. a. A spouting or spurting forth; a jet.
1702W. J. Bruyn's Voy. Levant xxxvi. 144 The Pipes and Cocks, and Generally all that is useful to the Jettings of Water. 1849Dana Geol. iii. (1850) 243 A jetting of scoria, which has formed a pseudo-conglomerate.
b. (See quot. 1957.)
1941Nature 5 Apr. 422/2 Work in Britain has been concentrated mainly on chemical means of protecting the host by the use of dips. Jetting has been tried in Scotland, but protective dusts have not been experimented with on a large scale. 1957New Biol. XXII. 99 Mr. A. J. Gillespie, a woolgrower in Queensland, suggested jetting. This consisted of spraying the breech of the sheep with a jet of fluid delivered at a pressure of up to 120 lb per square inch from a nozzle whose aperture varied between 3/64 and 5/64 of an inch. A solution of sodium arsenite was the most popular jetting fluid.
3. A jerky moving up and down. (Cf. jet v.2 6.)
1874E. Coues Birds N.W. 68 Its habits are somewhat peculiar..such as the continual jetting of the tail.
4. Building. The loosening and removal of sand, gravel, etc., by directing jets of water or compressed air on to it, esp. so as to make a hole for pile-driving; the sinking of a pile by this means.
1942Amer. Speech XVII. 280/1 Jetting, the act of pushing aside the mud or sand at the foot of a pile by a jet of compressed air or water. 1948D. W. Taylor Fund. Soil Mech. xx. 647 Jetting often aids greatly in getting piles to the desired final grade. 1951G. P. Tschebotarioff Soil Mech. xv. 445 It is not always possible to drive piles..through a compact layer of sand without serious damage to the piles... Jetting of the piles has to be used then. 1956H. L. Nichols Mod. Techniques Excavation v. 60/1 Jetting with high pressure water, or less commonly, compressed air, is used in making deep narrow holes for setting piles, installing vertical drains, obtaining soil samples, and for various other purposes. 1966McGraw-Hill Encycl. Sci. & Technol. X. 228/1 Open-type piles are usually cleared of soil by jetting.
▪ III. ˈjetting, vbl. n.3
[f. jet v.3 + -ing1.]
Travelling in a jet plane.
1966in Webster. 1971Guardian 9 Sept. 11/3 It is work which involves much jetting about,..lecture tours across the States, visits to North Vietnam.
▪ IV. † ˈjetting, ppl. a.1 Obs.
[f. jet v.1 + -ing2.]
Ostentatious in gait or demeanour; strutting; boastful, vaunting.
c1430A.B.C. of Aristotle in Babees Bk. 12 To iettynge, ne to iangelinge, ne iape not to ofte. 1586J. Hooker Hist. Irel. in Holinshed II. 103/2 A Thrasonicall Golias..in ietting and daring wise chalenged anie one of the English armie. 1604Drayton Owle 595 A ietting Iay accomplished and brave. 1631R. Brathwait Eng. Gentlew. (1641) 316 With a jetting and strutting pace.
Hence † ˈjettingly adv.
c1440Promp. Parv. 192/2 Gettyngly, gestuose.
▪ V. jetting, ppl. a.2|ˈdʒɛtɪŋ|
[f. jet v.2 + -ing2.]
†1. Projecting, protruding, jutting. Obs.
a1661Fuller Worthies (1840) III. 396 Some drop, some stream down, partly over, partly through a jetting rock. 1707Sloane Jamaica I. p. xcviii, His belly a little jetting out or prominent. 1812Scott Rokeby ii. xv, Yon earth⁓bedded jetting stone.
†2. Darting, flitting. Obs.
1688J. Clayton in Phil. Trans. XVII. 991 The Pica Glandarea, or Jay, is much less than our English Jay..it has both the same Cry, and suddain jetting Motion.
3. Spouting, spurting.
1886R. F. Burton Arab. Nts. (abr. ed.) I. 5 They came to a jetting fountain. 1898Zangwill Dreamers Ghetto viii. 308 He strikes a dagger into his own heart, to sprinkle mockingly with the jetting black blood the ladies and gentlemen around. |