| 释义 |
weighted, ppl. a.|ˈweɪtɪd|
[f. weight v. + -ed1.]
1.
†a. Of one's mind or spirit: Overburdened, oppressed. Obs.
1660[see weightedness (below)]. a1732T. Boston Crook in Lot (1805) 168 Their weighted and sorrowful life will be succeeded with a fulness of joy.
b. Burdened with a heavy weight; loaded. Of the eyelids: Heavy with sleep.
1895S. Crane Red Badge xiii, His head fell forward..and his weighted lids went softly down over his eyes. 1905‘J. Oxenham’ White Fire xiii, Their weighted progress was slow.
2. a. Furnished with a heavy substance to give additional weight.
1827Faraday Chem. Manip. xv. (1842) 360 When filled and covered with a weighted board, they [sc. the bladders] will supply a constant stream of gas. 1839Ure Dict. Arts, etc. 1286 The warp and web are kept longitudinally stretched by a weighted cord. 1872Abridgm. Specif. Patents, Raising etc. (ed. 2) 182 A stationary rod, on which is mounted a weighted lever.
b. fig. Of words, etc.: Made weighty.
187919th Cent. Oct. 596 Supposing Mr. M.'s argument to be..that of a special pleader who uses weighted words even in preparing to open his discussion. 1914D. Macmillan Life R. Flint xii. 344 Its objectivity is equally evident, if one compares it, say, with the more subjectively weighted definings.
c. weighted average, an average in taking which each component is multiplied by a factor chosen to give it its proper importance. weighted is similarly used of numerical quantities other than averages.
1845Encycl. Metrop. II. 443 We may..call the constant c the specific weight of the observations to which it applies, and σcA {div} σc the weighted mean. 1901A. L. Bowley Elem. Statist. 111. 1962 A. Nisbett Technique Sound Studio 277 Quoted noise levels are sometimes ‘weighted’ against bass according to standard loudness contours. Weighted and unweighted measurements may differ by 20 dB or more at low frequencies. 1970G. K. Woodgate Elem. Atomic Struct. vii. 137 The identity..simply states that the weighted mean of the energies of the levels belonging to a term coincides with the energy of the unperturbed term. 1972Times 27 Sept. 2/2 (heading) ‘Weighted’ vote at Labour conference suggested.
Hence ˈweightedness, the condition of being weighted.
1660J. Durham Expos. Rev. v. i. 284 Secondly, There is a disappointment, vers. 3. Thirdly, There is John's exceeding great heavinesse and weightednesse therewith, vers. 4. |