英语词汇“minus sign”是什么意思，“minus sign”的读音、用法及例句翻译-烛光网

词汇	minus sign
释义	minus signn.Mathematics（名词）【数学】 The symbol -, as in 4 - 2 = 2, that is used to indicate subtraction or a negative quantity.减号，负号：符号一，如在4-2=2中，其用来指示减法或负值
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