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2026-02-02

“arithmometer”的英英意思

单词	arithmometer
释义	arithmometer\|ærɪθˈmɒmɪtə(r)\| [a. F. arithmomètre, f. as arithmomancy + Gr. -µέτρον: see -meter.] An instrument for working out arithmetical problems. 1876in S. Kens. Sci. Catal.1879Thomson & Tait Nat. Phil. I. i. §401 Calculating Machines.. up to the Arithmometer of Thomas of Colmar [in 1862].