单词 | pink ash |
释义 | > as lemmaspink ash pink ash n. U.S. coal which produces ash of a pink colour when burned. ΚΠ 1857 Harper's Mag. Sept. 460/2 The [coal] veins of the first, second, and third axes are of the white-ash variety; overlying these is a transition group called gray or pink ash. 1896 Science 27 Mar. 488/2 Sixteen coal seams of varying thickness, of which the lowest three show a red ash, several below them a white ash, while the upper three return to a red or pink ash. 1940 New Oxford (Pa.) Item 4 July 4/7 (advt.) Coal for sale—Pink ash, $7.50. < as lemmas |
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