| 单词 | tail-crab |
| 释义 | > as lemmastail-crab tail-crab n. [compare crab n.1 7] see quot. ΘΚΠ society > occupation and work > equipment > mining equipment > [noun] > rope for moving pumps in shafts > crab for overhauling or belaying tail-crab1883 1883 W. S. Gresley Gloss. Terms Coal Mining Tail crab, a crab for overhauling and belaying the tail rope in pumping gear. < as lemmas |
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