这个怎么翻译，谢谢

负现金流：每股经营现金流为负
每股经营现金流为负,说明其销售收现额比采购付款额大,有可能应收账款多,也可能采购原料的存货较多。短期每股经营现金流为负,不会影响企业发展。 短期每股经营现金流为负,并不代表企业现金为负,企业仍有相当的货币资金可以支付分红。
negative 负面的，消极的
cash 现金
flow 流，流动

负现金流动

But the current volatility models cannot estimate volatility because the negative cash flow in construction period and operation period.
项目建设期的现金流出和经营期可能出现的亏损使得现行波动率估算方法难以应用于项目评价中

Empirical analyses show that listed companies in China did manage cash flow to avoid reporting negative cash flow from 1998 to 2004. On the whole, there are 5.67% companies that engaged in cash flow management, and the average magnitude of cash flow management is 0.0043. The trend of frequency and magnitude of cash flow management suggests that the incentive to manage cash flow is becoming greater in recent years.
研究结论表明,1998年至2004年我国上市公司每年都存在现金流量管理行为; 从总体上看,有5．67％的公司进行了现金流量管理,现金流量管理的平均幅度相当于股票市场中平均每家公司总资产标准化的现金流量数据提高了0．0043;

负现金流转 ,以后这种你都可以找在线翻译的，在百度里搜“翻译”就出来了

负现金流转<