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单词 jackass pick
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jackass pick
jackass pick n. Mining Obsolete a pick having a metal head with a point at one end, a hammer head at the other, and a projecting wing of metal to support the handle when the pointed end is used as a lever.
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society > occupation and work > equipment > digging or lifting tools > [noun] > pick
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1874 J. H. Collins Princ. Metal Mining (1875) x. 60 When the pick is much used as a lever, the head is frequently formed..with a projecting wing to afford increased support to the helve. This is called a jackass pick.
1911 Webster's New Internat. Dict. Eng. Lang. Jackass pick, a pick with a protecting wing to support the helve so that the implement may be used as a lever.
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更新时间:2025/1/11 1:12:50