To locate the optimal drill site, the team had to conduct the first detailed characterisation of the physiography of a sub-glacial lake.

为了确定最佳的钻探点，研究小组首先要确定详细的冰河湖的地貌。

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Here's an example: Does it make you nuts to continually drill down to find what you need on a site?

下面是一个示例：如果在站点上寻找所需的信息时需要不断地向下导航，这是否让您感到非常不舒服？

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Scientists had long known that magma Chambers must lie in the vicinity of the drill site.

科学家们了解到岩浆房一定就在钻探地的附近。

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The Plan C drill -- an enormous oil drilling platform that dominates the rescue site -- had reached 156 meters (512 feet), Sougarret said.

CNN: STORY HIGHLIGHTS

Andre Sougarret, mines manager for state-run copper company Codelco and on-site rescue coordinator, said that operation was stopped Tuesday while the drill head was changed.

CNN: STORY HIGHLIGHTS