| 单词 |
pedimechan |
| 释义 |
† pediˈmechan Obs. [f. L. pēs, pedi- foot + Gr. µηχανή machine, engine.] A kind of velocipede in which the motive power was applied by means of a spring and ratchet.
1844Mech. Mag. XLI. 369 Hankins's Pedimechan or Spring Propeller. |

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