令人惊讶的是,在地球表面和下面的地幔层里贵金属反而比较丰富。
Surprisingly, precious metals instead appear relatively abundant on the planet's surface and in the underlying mantle layer. [Infographic: Tallest Mountain to Deepest Ocean Trench].
尽管最近获取的岩浆样本表明它源于距离地表七十多公里的地幔层,但科学家们依然不确定熔岩湖的深度。
Scientists aren't sure of the lake's depth, though recent lava samples indicate the magma originated in the Earth's mantle more than 46 miles below.
经过对于这些样品的研究和分析,科学家们推测在月球地幔层中的水资源是之前预估的将近100倍,这些水就存在厚岩石与地壳层之间。
Analysis of the samples suggests there could be 100 times more water in the lunar mantle, the thick rock layer beneath the surface crust, than was previously thought.
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