单词 | under-hammer |
释义 | ˈunder-ˌhammer [under-1 5 b.] In a pianoforte: (see quot. 1860).
1840[see hopper1 9]. 1845G. Dodd Brit. Manuf. IV. 160 The key acts on the ‘grasshopper’, and the ‘grasshopper’ on the ‘under-hammer’. 1860Rimbault Pianoforte 396 Under⁓hammer, a hinged lever..to which the hopper is adjusted; used in upright pianofortes. |

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