单词 | trommel |
释义 | trommeln. Mining. U.S. A rotating cylindrical sieve or buddle used for washing and sizing ores. ΘΚΠ society > occupation and work > equipment > equipment for treating ores > [noun] > for washing ore > others buddle-head1671 trommel1877 trunker?1881 yandy1959 1877 in E. H. Knight Pract. Dict. Mech. III. 1886 E. Boutan tr. Callon's Lect. Mining III. xxiii. 27 A trommel is a barrel in the form of a cylinder or of a truncated cone, horizontal or slightly inclined. This entry has not yet been fully updated (first published 1915; most recently modified version published online December 2020). < n.1877 |
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