| 释义 |
bipedal, a.|ˈbaɪpɪdəl|
[ad. L. bipedālem two feet long, f. bi- two + pedem (pēs) foot. The modern senses are derived from prec. n.]
†1. Two feet long. Obs. rare.
c1420Pallad. on Husb. vi. 185 Brik bipedal chaneled bryng on lofte.
2. Having two feet, two-footed, biped; spec. designating a reptile that uses its two hind feet for walking or running; also denoting this method of movement. Hence biˈpedalism; biˈpedally adv.
1607Topsell Four-f. Beasts 425 Three kindes of Mice, of the which some are called Bipedal or two-footed. 1760Life of Cat 106 His bipedal fellow-creatures. 1854Fraser's Mag. Sept. 273/2 Clergymen may still be found..in an easy association with their flocks, quadrupedal and bipedal. 1870T. H. Huxley in Q. Jrnl. Geol. Soc. XXVI. p. xlviii, These Bird-reptiles or Reptile-birds were more or less completely bipedal. 1896Nature 27 Feb. 397/1 The absurdly grotesque appearances these lizards presented when progressing in this bipedal fashion. 1898Ibid. 10 Feb. 341/1 The Mexican Iguanoid Lizard..also runs bipedally. Ibid. 341/2 Several varieties of these bipedal lizards are now on view in the Reptile House. 1907Proc. Zool. Soc. Feb. 231 The most primitive Dinosaurs are bipedal in their habits. Ibid. 234 A bipedal animal never could or did develop a patagium without giving up bipedalism. 1908Westm. Gaz. 17 Oct. 5/1 Having once lost the prize in the overture With his bipedal rival. 1969Times 6 Feb. 10/8 Palaeo⁓anthropologists still do not know what factors influenced the adoption of bipedalism.
3. Of, pertaining to, or caused by a biped.
1833Lyell Elem. Geol. xxi. (1874) 371 The bipedal impressions are for the most part trifid. 1872Nicholson Palæont. 467 Man is distinguished..by his..bipedal progression. |