| 单词 | top coal |
| 释义 | > as lemmastop coal top coal n. an important seam, which in the southern part of the Shropshire coalfield is the topmost.ⓘ ΘΚΠ the world > the earth > minerals > mineral deposits > [noun] > stratum or bed > of coal > type of coal seam foot coal1665 foot-rid1665 top coal1803 ten-yard coal1839 rider1840 ten-foot coal1855 top-hard1855 yard-coal1855 yard-seam1862 guide seam1867 main1867 bank1881 rearer1883 thick coal1883 thick seam1883 thin seam1883 1803 J. Plymley Gen. View Agric. Shropshire 56 Top-coal. 1841 C. H. Hartshorne Salopia Antiqua Gloss. 1879 G. F. Jackson Shropshire Word-bk. at Coal-field Top coal. < as lemmas |
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