Dig down at least three layers: Look deeper than the surface problem. Keep asking " why. "
考虑至少三个层次: 不要只看表面问题. 多问几个 “ 为什么 ”.
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To clear up your fog of confusion, dig down deep and you'll find hidden answers.
拨开迷雾, 深入挖掘,双鱼座终会找到那隐藏着的答案.
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In 2008 a London house collapsed during a dig-down, injuring a builder.
2008年伦敦的一处房屋在挖掘中倒塌, 一位施工人员受伤.
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Don't "bury" essential information so that visitors have to dig down two or three levels to find it.
不要“埋葬”的基本信息,使游客能挖了两个或三个层次来找到它。
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