来自《耶鲁大学开放课程：美国内战与重建1845-1877 第19集 第19集》

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  they convinced him they could do it, and they did it.
  让他相信这策略是可行的 他们也做到了
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  Five hundred yards of a tunnel, they ventilated it,
  500码长的地道被打通
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  the Confederates on the other side.
  邦联军队在另一边
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  And the lines in some areas here
  他们的部分防线
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  were never more than 150 to 200 yards apart.
  相距不超过150码到200码
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  They actually did hear some digging, we're told later,
  据事后回忆 他们其实听到了一些响动
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  but they didn't know what the hell it was.
  但他们并没有在意
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  And then they dug a counter-trench at the end, inside,
  联邦军队在地道末尾挖了个T型壕
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  or a tunnel.
  或是地道
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  They put in four tons of dynamite, fuses.
  他们放了四吨炸药 还有导火线
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  You to this day can see the openings of that tunnel
  现在你还可以看到那个地道的出口
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  and you can still see the suppression in the landscape
  以及那种炸药爆炸所造成的