单词 | variable-speed |
释义 | > as lemmasvariable-speed variable-speed n. ΚΠ 1875 E. H. Knight Amer. Mech. Dict. III. 2691/1 (caption) Olmsted's Variable-Speed Pulley. 1875 E. H. Knight Amer. Mech. Dict. III. 2691/1 Variable-speed Wheel, a contrivance for obtaining alternately accelerated and retarded circular motion. 1978 P. Griffiths Conc. Hist. Mod. Music viii. 116 Cage went further and created..his Imaginary Landscape no. 1, in which musicians have to perform with frequency recordings on variable-speed turntables. 1984 B. Francis AA Car Duffer's Guide 67/2 A variable-speed fan is provided to boost the air-flow throughout the car's interior at low speeds. < as lemmas |
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