| 单词 | cog-rail |
| 释义 | > as lemmascog-rail cog-rail n. a toothed rail used in railways with very steep gradients. ΘΚΠ society > travel > rail travel > railway system or organization > [noun] > track > types of rail bridge rail1759 rack rail1829 light rail1836 saddle rail1837 T rail1837 rack1847 foot rail1856 tooth-rail1862 U-rail1868 strap-rail1874 check-rail1876 cog-rail1884 1884 Science 3 415/2 The rack or cog-rail in the middle of the track is made of two angle-irons which have between them cogs of one and a quarter inch iron. 1944 B. Johnson As much as I Dare 281 There is a cog-rail to the top. < as lemmas |
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