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单词 on the end
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on the end
a. Coal-mining. The furthest part of a gallery or working. end of coal (see quot. 1881). Also on the end (see quots.).
ΚΠ
1865 Morning Star 7 Jan. The men are of course usually at work in the ‘ends’.
1867 W. W. Smyth Treat. Coal & Coal-mining xii. 140 A far better proportion of round coal will be obtained by working on the end, i.e., in the direction of such cleat.
1878 T. H. Huxley Physiography (ed. 2) 238 This direction is sometimes called the end of the coal.
1881 Trans. Amer. Inst. Mining Engineers 1880–1 9 130 End of coal, the direction or section at right-angles to the face; sometimes called the butt.
1892 H. W. Hughes Text-bk. Coal-mining vii. 158 If the face is parallel to the cleat, the coal is said to be ‘on the end’.
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