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单词 zero 释义 ▪ I. zero, n.|zr|Pl. zeroes |-z|.[ad. F. zro (1515 in Hatz.-Darm.) or its source It. zero, for *zefiro, ad. Arab. çifr cipher n.]1. a. The arithmetical figure 0 which denotes ‘nought’: = cipher n. 1.1604E. G[rimstone] D'Acosta's Hi...