negative variance英语标准发音:negative variance英式发音:美式发音:翻译中文负方差negative variance - 基本释义[词典1]负差异negative variance - WEB词典negative variance负差异翻译net negative overhead variance负数净共同成本差异contingent negative variance伴随负变化 参考资料: 1.百度翻译:negative variance2.有道词典:negative variance3.爱词霸:negative variance