| 单词 | track-layer |
| 释义 | > as lemmastrack-layer track-layer n. (a) a man employed in laying or repairing a railway track, a plate-layer; also, a railway truck equipped with machinery for laying rails; (b) one who lays the trail in training dogs to track criminals; (c) a tractor or other vehicle which travels on endless tracks (sense 6d above). ΘΚΠ society > travel > rail travel > railway worker > [noun] > track maintenance workers gangman1830 platelayer1836 wayman1840 surfaceman1845 lineman1858 track-layera1861 track-man1881 linesman1883 track-walker1890 lengthman1902 underman1921 gandy dancer1923 snake1929 fluffer1956 a1861 T. Winthrop Life in Open Air (1863) 234 ‘Wanted, experienced track-layer!’ was the word along the files. 1877 E. H. Knight Pract. Dict. Mech. Track-layer, a carriage provided with apparatus for placing the rails in their proper positions..as the machine advances. 1888 Pall Mall Gaz. 2 Nov. 7/2 The Provincial tracklayers by a ruse have got a locomotive across the Canadian Pacific Company's line, and are now carrying rails across and laying a new track to the north of that line. 1909 Lightkeeper June 14/2 The track-layer..is useful in making ‘skid-roads’, over which the heavy logs are hauled. 1928 Daily Express 19 Sept. 2 Coastguards..acted as track~layers for the open police dog trials. 1934 Webster's New Internat. Dict. Eng. Lang. (at cited word) The tracklayer is used especially where tractive conditions are poor. 1952 J. W. Day New Yeomen of Eng. viii. 96 In all there are 45 tractors (including 6 track-layers), 4 moto-carts for hauling and odd jobs, and 8 combine harvesters. 1971 Power Farming Mar. 13/2 Use of the tracklayer was now mainly restricted to heavy clay soils and industrial duties where its higher costs could still be justified. < as lemmas |
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