单词 | great wheel |
释义 | great wheelnoun 1An exceptionally large wheel, especially one in a piece of apparatus. 2 Watchmaking and Clockmaking the first wheel in the train; specifically a cogged wheel at the foot of a fusee, of slightly larger diameter than the adjacent largest step of the fusee. OriginEarly 16th century; earliest use found in Stephen Hawes (b. c1474), poet. |
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