| 单词 | double-action |
| 释义 | > as lemmasdouble-action double-action adj. ΚΠ 1852 tr. J. J. Seidel Organ & its Constr. 36 Double or triple-action bellows. 1856 M. C. Clarke tr. H. Berlioz Treat. Mod. Instrumentation 62 M. Erard invented..that mechanism which has given to instruments so constructed the name of double-action harps. < as lemmas |
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