The Sea of Galilee is a unique body of water: the bottom part is salt water fed by underground springs, while the top layer is fresh water.

加利利海是一片独一无二的水域：底部是地下泉水形成的咸水，顶层则是淡水。

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Water levels in underground aquifers and the Sea of Galilee, which provide water for Israel, Jordan, and the Palestinians, have been drastically depleted over the last decade.

在过去数十年，地下水以及为以色列、约旦和巴勒斯坦人供水的加利利海的水位已经被彻底地耗尽了。

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Situated underground on the bottom of an ancient dried-up sea, it has, apparently, been in existence for thousands of years but was recently re-established in the early 1960s by an international team.

它位于一个干涸的古老海洋底部的地下。很显然，它存在了数千年，但最近在60年代初被一个国际研究小组重建。

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They believe they will adversely impact the local countryside and should be put underground or under the sea.

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At the disaster site, Giuliani said, workers were proceeding carefully to ensure the giant sea wall surrounding the underground levels of the World Trade Center complex was not in danger of flooding.

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