For the first time, the World Bank's researchers attempted to dig well beyond public information, studying a sample of more than 1,300 companies in 42 sectors across the country.

世界银行研究人员首次尝试在公开信息以外深入挖掘，对全俄42个产业部门的1300多家公司的样本进行研究。

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He found out that it actually cost $2,000 to dig a well.

他发现挖一口井实际上要花2000美元。

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They asked a drilling team to dig a deep well.

他们让一个钻井队挖一口深井。

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Doug Boykin, the state forester for Catron County, said water is scarce here, as many find out who try to dig a well.

NPR: Saving Ranchland from Suburban Sprawl

Canadian accounts go back a year earlier, to 1858, when a businessman named James Miller Williams decided to dig a well for drinking water outside the town of Bear Creek, Ontario.

NEWYORKER: Unconventional Crude

John Anner: A trend in clean water and sanitation in the past was for aid organizations to come into a community, dig a well or build a latrine, provide information on how it should be used, and then leave.

FORBES: Business Model Innovation: East Meets West Delivers Sanitation Solutions at Scale