Some digging around in historical records revealed that there was a change in the incidence of water-borne disease at that time, especially dysentery.

一些历史记录显示，当时水源性疾病的发病率发生了变化，尤其是痢疾。

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My brother and I were digging around in the snow when the train's fireman came to the window and shouted to us, "Why are you boys digging in the snow?"

我和哥哥正在挖雪，这时火车的消防员走到窗户边对我们喊道：“你们两个为什么在挖雪？”

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They said, after digging around, the photo was a fake.

在搜集了有关情况后，他们说照片是伪造的。

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That fast growth raised suspicions with regulators, however, who began digging around.

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They then informed him that another 20 or so fragments were too small, or too deep, to risk digging around for.

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Bennett and Mohney said they spend time digging around Tumblr looking at different blogs and trying to find the ones that have interesting stories to tell.

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