| 单词 | mule doubler |
| 释义 | > as lemmasmule doubler mule doubler n. now rare (in cotton manufacturing) a machine resembling a mule (see sense 5a) in its ability to spin two yarns simultaneously. ΚΠ 1858 P. L. Simmonds Dict. Trade Products 394/1 Twine-reeler, a mule-doubler; a string-twister. 1877 I. Watts in Encycl. Brit. VI. 491/1 [article Cotton] Machines used in cotton-spinning..mule doublers or twiners. < as lemmas |
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