Days sales outstanding-the number of days on average a company takes to collect its accounts receivable.

一家公司回收其应收账款平均所需天数。

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It shows that “days’ sales outstanding” (DSO)-or the number of days it takes companies to collect money owed to them, often by other firms-hit an average of 41 in 2007, up from 39.7 in 2006.

报告显示，应收账款平均回收时间（DSO）–或者说公司回收账款的天数从06年的平均39.7天上升到了07年的41天。

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Its days sales outstanding (a measure of its time to collect revenue) has increased 20% over the past two years, suggesting Cisco is competing with more generous payment terms.

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Looking at the efficiency of the company, this increase in inventory can be shown in the increasing days of inventory on hand and days of sales outstanding.

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