| 释义 |
expanded, ppl. a.|ɛkˈspændɪd|
Also 5 expande.
[f. expand v. + -ed1.]
In the senses of the verb.
1. a. Spread open, outspread, outstretched, extended; † covering an extensive area.
1432–50tr. Higden (Rolls) I. 81 There is a figge tre soe expande, that mony multitudes of peple may sytte vnder the latitude of oon figge tre. 1667Milton P.L. i. 225 Then with expanded wings he stears his flight Aloft. 1795Southey Vis. Maid Orleans ii. 34 A wide expanded den. 1854Woodward Mollusca (1856) 316 The animal holds fast by the expanded end of its foot. 1864Boutell Heraldry Hist. & Pop. xix. §5 (ed. 3) 310 A wyvern, its tail nowed and wings expanded or. 1875Ure Dict. Arts III. 641 s.v. Printing, Roman and Italic types..expanded or letters widened horizontally.
b. expanded metal, expanded steel, sheet metal slit and stretched into a lattice, used for making screens and lockers, and for reinforcing concrete, etc.
1890Builder 28 June 477/3 A strip of steel..is fed into a powerful automatic machine, which..produces a sheet of expanded metal. 1891[see lathing vbl. n.1 2]. 1913Lockwood's Dict. Mech. Engin. (ed. 4) 434 Expanded steel, steel sheet which is pierced and opened out in a machine, yielding lozenge-shaped spaces, which are filled, and the whole embedded in concrete. 1937Discovery January 20/2 A concrete jacket reinforced by expanded metal and pieces of scrap iron. 1958Observer 3 Aug. 7/3 The first expanded metal..was to replace timber laths in plaster work. 1968Gloss. Terms Mechanized & Hand Sheet Metal Work (B.S.I.) 10 Expanded metal, a mesh consisting of a lattice-work of undulating strands.
2. a. Increased in area or bulk; enlarged. Also fig.
a1734North Lives I. 272 The husbandmen..were..provided for in his large expanded house. 1807T. Thomson Chem. (ed. 3) II. 409 If one part in bulk of this expanded oxygen be mixed with three parts of pure oxygen gas. 1881Westcott & Hort Grk. N.T. App. 9 The embolism, or expanded last double petition.
b. Gram. Designating the tense in which a form of the verb to be is used with a present participle (see quots.).
1931O. Jespersen in S.P.E. Tract xxxvi. 524 By the side of the simple tenses we have in English expanded tenses, e.g.: simple: he works, he worked, he has worked; expanded: he is working, he was working, he has been working. Ibid. 527 The expanded infinitive often serves to emphasize the present moment, as in What can he be doing? as against the more general What can he do? 1932Jrnl. Eng. & Germanic Philol. XXXI. 469 The expanded form must always be employed where the simple form, if used, might be construed as having general force. 1963F. T. Visser Hist. Syntax I. iii. 189 When..to be occurs in the ‘expanded’ or ‘progressive’ form, as in ‘You are being naughty’.
Hence exˈpandedness.
1829Bentham Wks. (1843) XI. 18 What you say..shows the expandedness and expansiveness of your mind. |