鉴于这些发现，研究人员们提出，再有谁说“我对此地了如指掌”时，你可能要深表怀疑了。
Given the findings, the researchers suggested, you might now want to question someone who says, "I know this town like the back of my hand."
研究人员们提出，稀薄的水膜可能已经年夜雾或者雪进入地面，而且可能已经在轮回的天色转变时代发生过渗流。
Researchers propose that the thin films of water may have entered the ground from frost or snow, and the seepage could have happened during cyclical climate changes.
研究人员对他们的发现提出了两种可能的解释，但两种解释都同样使科学家们感到困惑。
The researchers propose two possible explanations for their findings, but both are equally unsettling for scientists.
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