| 单词 | cop-tube |
| 释义 | > as lemmascop-tube cop-tube n. (see quot.). ΚΠ 1874 E. H. Knight Amer. Mech. Dict. I. 619/2 Cop-tube, the tube in a spinning-machine on which the conical ball, or cop, of thread or yarn is formed. < as lemmas |
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