| 释义 |
▪ I. conducting, vbl. n.|kənˈdʌktɪŋ|
[-ing1.]
The action of the verb conduct; leading, guidance, etc.; see the verb.
1517in Lodge Illustr. Brit. Hist. (1791) I. 20 For her conduitinge, and honorabill conveyaunce. 1531Elyot Gov. i. xi, For the conductynge and well ordring of hostes or armyes. 1793Smeaton Edystone L. §60 Such a plan for the future conducting of this structure, as might..have preserved it for a number of years. 1881Athenæum 26 Mar. 437/3 With regard to the conducting of M. Lamoureux..He is a chef d'orchestre of rare merit.
▪ II. conˈducting, ppl. a.
[-ing2.]
That conducts: see the verb.
1632Lithgow Trav. v. (1682) 198 Our conducting Turks. 1710Norris Chr. Prud. i. 7 There is a conducting Rule, and a Regulating Rule. 1796–7Instr. & Reg. Cavalry (1813) 87 The conducting officers having placed themselves on that flank. 1800tr. Lagrange's Chem. I. 274 A good earthen retort, having adapted to it a conducting tube.
b. Physics. Having the power of conducting heat, etc.; of or pertaining to conduction: esp. used of conductors of electricity.
1737Desaguliers in Phil. Trans. XLI. 194 A Conducting String of Cat-gut receiv'd the Electricity. 1833N. Arnott Physics (ed. 5) II. 110 Its little capacity for heat, and ready conducting power. 1885Watson & Burbury Math. Th. Electr. & Magn. I. 93 A charge of electricity upon a hollow conducting shell causes no electrification on its inner surface.
c. Bot., in conducting bundle, conducting cell, conducting sheath, conducting strand, conducting tissue.
1873F. H. Hooker tr. Le Maout & Decaisne's Bot. 70 A moist and loose parenchyma, named conducting tissue. 1875Bennett & Dyer tr. Sachs' Bot. 499 The ‘conducting-tissue’, down which the pollen-tubes grow till they reach the cavity of the ovary. 1877Bennett tr. Thomé's Bot. 48 In many Vascular Cryptogams, Gymnosperms and Monocotyledons, as well as in a few Dicotyledons, rows of vascular cells are found in places where, from the analogy of other plants, one would expect to find vessels, the partition-walls not having become absorbed. Such structures compose what is called a conducting tissue; and the separate cells are not called vascular, but conducting cells. 1900B. D. Jackson Gloss. Bot. Terms 60/2 Conducting Bundles, strands of elongated cells in leaves and even the stems of Mosses, simulating a vascular bundle. Ibid., Conducting Sheath, elongated parenchymatous cells in the inner cortex of the stem, continued into the leaves as an investiture of the vascular bundle. 1936Discovery Jan. 5/2 A section of the woody conducting strand. 1959Chambers's Encycl. IX. 321/1 The long-distance translocation of solutes about the plant is effected through specialized conducting tissues, the strands of xylem and of phloem. |