| 释义 | ▪ I. pacing, vbl. n.|ˈpeɪsɪŋ|
[f. pace v. + -ing1.]
1. The action of the verb pace, q.v.
1706Lond. Gaz. No. 4285/8 Stolen or strayed..a roan Mare..all her Ways, except Pacing. 1785G. Forster tr. Sparrman's Voy. Cape G.H. (1786) II. 293 The beast [a rhinoceros]..kept on an even and steady course, which, in fact, was a kind of pacing. 1824Galt Rothelan II. iv. iv. 126 He now and then turned, or paused in his pacing, to look over the battlement. 1876T. Hardy Ethelberta (1890) 394 The..horse's pacing made scarcely more noise than a rabbit would have done in limping along.
attrib.1681W. Robertson Phraseol. Gen. (1693) 970 A pacing saddle; Ephippium tolutarium. 1896Daily News 28 Oct. 7/6 The suggested new rule and its sub-sections on the pacing question were favourably received.
2. Cycle-Racing and Athletics. The act of (tactical) pace-making, and hence of artificially increasing the speed of a competitor by allowing him to proceed in the slip-stream of a (usu. motorized) vehicle; also, the act of distributing effort carefully over a race to ensure optimum performance, esp. by utilizing the wind resistance offered by other competitors. Also attrib.
1895G. L. Hillier Cycling (ed. 5) 342 Appended are the Rules for ‘Herne Hill Pacing’, which, if strictly enforced, insure fair pacing all round... No pacer is to remain on the path, unless actually pacing. 1897Encycl. Sport I. 62/1 (Athletics) Pacing, going in front so as to quicken the speed at which the race is being run, or at which some particular competitor is running. Ibid. 287/2 As a natural consequence the trade appeared upon the scene, the friendly character of the assemblies gradually disappeared, things became more business-like, pacing was supplied, tandems and often larger multicycles swooped down in shoals upon the highways. 1902Encycl. Brit. XXVII. 327/2 The introduction of pacing by multicycles and motors next took from cycle racing what interest was left. 1935Encycl. Sports 206/2 Surprising records have been created by pacing, since motorcycles and cars became available for this purpose, with wind-shields attached to the rear to protect the cyclist from wind resistance. These wind-shields also act as a sucker and help to draw him along. 1955R. Bannister First Four Minutes x. 123 This was the first of many occasions when Chris Chataway helped me with the pacing in the early stages. 1974Encycl. Brit. Macropædia XVIII. 544/2 Pacing styles have changed over the years, and this is particularly evident in mile running.. The early style was to start fast, relax somewhat during the middle two laps, then finish as rapidly as possible. 1974Sunday Mirror 21 July 38/1 Schaer..indulged in some unfair ‘pacing’, tucking himself in behind..Doyle and refusing official requests to move away.
3. Med. Artificial stimulation of the heart so as to make it beat at an appropriate rate. Cf. pace v. 5 b.
1962Lancet 29 Dec. 1369/2 We report here our experience of artificial pacing in nineteen patients, with special emphasis on the management of Stokes-Adams attacks in hospital, and the emergency control of rhythm by the electrode catheter. 1969J. P. P. Stock Diagnosis & Treatment of Cardiac Arrhythmias x. 144 Paired pacing has been employed in severe heart failure to increase the force of contraction of the heart. 1975J. Fleming in F. J. Fawcett Cardiol. i. 24 Electrical pacing of the heart on a short or long term basis is now firmly established as a valuable measure.
▪ II. pacing, ppl. a.
[f. as prec. + -ing2.]
That paces (see pace v.); spec. of a horse (see pace v. 3).
1652Earl of Monmouth tr. Bentivoglio's Hist. Relat. 152 When the Coach-horses were tired; he and his wife got upon the pacing geldings. 1828Scott F.M. Perth viii, First appeared Simon Glover on a pacing palfrey. |
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