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单词 puddling machine
释义

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puddling machine
puddling machine n. Mining (now historical) a machine for puddling wash-dirt for gold, opals, etc.
ΚΠ
1855 Illustr. Sydney News 13 Jan. 19/2 They intend to construct a large drain sufficient to contain water for three or four months and also to erect a puddling machine on the Bendigo principle.
1890 ‘R. Boldrewood’ Miner's Right I. v. 134 The wash-dirt has..to be subjected to a puddling machine.
1966 ‘J. Hackston’ Father clears Out 62 He was going to do something bigger this time, something better than the tin dish and the cradle—he'd borrow a puddling machine he knew of.
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更新时间:2025/1/24 16:26:33