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单词 pull-off
释义

pull-offn.adj.

Brit. /ˈpʊlɒf/, U.S. /ˈpʊlˌɔf/, /ˈpʊlˌɑf/
Origin: Formed within English, by compounding. Etymons: pull v., off adv.
Etymology: < pull v. + off adv., after to pull off at pull v. Phrasal verbs.
A. n.
1. An act of pulling the trigger of a gun; an instance of this; the amount of force required to do this; = pull n.1 9e.
ΘΚΠ
society > armed hostility > military equipment > operation and use of weapons > action of propelling missile > discharge of firearms > [noun] > pulling trigger
pull1823
pull-off1859
1859 Regulations for Musketry Instr. Army 17 It is erroneous to suppose that by loosening the sear or any other pin an easier or lighter pull off is obtained.
1904 Westm. Gaz. 9 Dec. 7/2 The Committee..were also agreed as to the drag pull-off recommended [for the rifle].
1988 Airgun World Sept. 29/2 The trigger..has a long first pressure and a crisp pull-off which can be set down to about 1lb.
2. On a tramway or trolleybus route: an attachment used for adjusting the position of an overhead wire (see quot. 1926).
ΘΚΠ
society > travel > means of travel > a conveyance > vehicle > public service vehicle > [noun] > trolley car or bus > overhead wires and attachments
span wire1891
trolley-bar1891
pull-off1892
plough1894
trolley-pole1895
trolley-wire1895
trolley-ear1898
trolley-hanger1898
trolley-harp1904
feeder ear1924
1892 O. T. Crosby & L. Bell Electr. Railway Theory & Pract. 373 On the curves the slings should be attached to the span wires or pull-offs in such a way that they cannot slip along them.
1926 Brit. Standard Gloss. Terms Electr. Engin. (Brit. Engin. Standards Assoc.) 133 Pull-off, a metal fitting attached to an ear and used on curves for adjusting the position of a trolley-wire in a horizontal plane.
1968 D. W. Hinde & M. Hinde Electr. Traction Syst. & Equipm. vi. 101/1 To enable pull-offs, droppers, etc., to be attached to the wire without interfering with the running of the pantograph along it, two grooves are cut into opposite sides of the trolley-wire into which the supporting clamps are fitted.
2001 R. Puschmann et al. Contact Lines Electr. Railways iv. 169 Pull-offs in contact lines locate contact wires and catenary wires laterally, without the need for supporting cantilevers.
3. Parachuting. A parachute jump in which the ripcord is pulled while still on board the aircraft, so that the expanding parachute pulls the parachutist into the air. Frequently attributive. Now historical.
ΘΚΠ
society > travel > air or space travel > parachuting > [noun] > specific training procedure
pull-off1927
1927 Times 26 Mar. 9/5 As a rule a man's first drop is what is called a ‘pull off’, so that under no circumstances can he lose his nerve and fail to open the parachute.
1933 National Geographic Mag. May 614 Heels over head at the ‘pull off’... The officer climbed out on the lower wing to the outer strut and, holding on with one hand, pulled his rip cord.
1940 War Illustr. 26 Jan. 20/2 The ‘pull-off’ type is used only for training novices in the ‘art’ [of parachuting].
1947 M. Newnham Prelude to Glory iv. 14 The procedure..was for the pupil..at a signal from the pilot [to] clamber along the lower wing... The pupil let go his hold on the strut, and willy-nilly he became a parachutist. This was known as the ‘pull-off’ method.
1984 G. Ferguson Paras 1940–84 3/1 At that time the hideous ‘pull-off’ method of leaving the aircraft was in vogue... His ripcord was pulled by the despatcher, and the deploying parachute yanked him off into space.
4. A roadside or off-road parking area. Cf. lay-by n. 1c, pull-in n. 2b.
ΘΚΠ
society > travel > means of travel > route or way > way, path, or track > road > parts of road > [noun] > lay-by
rest area1916
pull-off1927
rest stop1930
lay-by1939
drive-off1940
pull-in1954
1927 Times 5 Apr. p. xvi/3 Public service vehicles shall take up or discharge their passengers and goods in bays or pull-offs built for them.
1969 V. Canning Queen's Pawn iv. 63 Gilpin..was waiting in a pull-off down the road with the Land-Rover.
1975 V. Canning Kingsford Mark x. 163 He..parked the car on a turfed pulloff.
1992 New Mexico Oct. 51/3 Many good views of aspens are found along the road to the ski area, with convenient pull-offs at the Oak Grove Campground and the Windy Point Vista.
5. gen. The fact or action of pulling (something) off or of being pulled off (in various senses).
ΘΚΠ
the world > space > place > removal or displacement > [noun] > removal or taking away > by pulling
pull-off1950
1950 Richmond (Va.) News-leader 28 Jan. 1 Detailed on this maneuver chart are the Navy's plans for an all-out ‘Operation Pull-Off’ to free the U.S.S. Missouri from her Chesapeake Bay mudbank.
1984 M. V. Coleman in Proc. 22nd Ann. Conf. Adhesion & Adhesives v. 76 The failures occurred due to partial pull-off of the solder from the conductor.
B. adj.
That may be pulled off; (also) from which something may be pulled off.
ΘΚΠ
the world > space > place > removal or displacement > [adjective] > removed or taken away > able to be
removablec1470
exemptile1607
exemptible1611
pull-off1875
tear-off1889
twist-off1932
take-off1950
the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > [adjective] > detachable > specific
pull-off1875
tear-off1889
punch-out1931
take-off1950
peel-off1960
1875 J. Sabin Catal. Bks., Manuscripts & Engravings W. Menzies 7 Elegantly bound in light green gros grained crushed levant morocco,..in a crimson morocco pull-off case.
1929 Night Jrnl. (Lincoln, Nebraska) 3 Jan. We are three months behind now with our pull-off calendar sheets.
1962 Sunday Express 7 Jan. 13/6 A pull-off calendar still showed the date.
1973 Daily Tel. 11 May (Colour Suppl.) 38/1 Much of it comes in supermarket-style cans with pull-off tops.
2002 D. C. Davidson & R. J. S. MacGregor Spectacles, Lorgnettes, & Monocles (ed. 2) 34 (caption) Rimless Chinese spectacles with..an embroidered silk on papier-mâché ‘pull-off’ case; nineteenth-century.
This entry has been updated (OED Third Edition, September 2007; most recently modified version published online March 2022).
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n.adj.1859
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