Sierras Subandinas: The samples were found in north-west Argentina.
安第斯支脉地区：这些样品是在阿根廷西北部发现的。
Compared to the Puna, the Sierras Pampeanas mountains are lower in elevation and have fewer young volcanoes.
和普纳不同，SierrasPampeanas的山脉海拔较低，新生代火山较少。
In that advanced season, the party soon passed out of the moist, temperate regions of the foothills in the dry, cold bracing air of the Sierras.
在那个较晚的季节，这队人不久便走出了山麓小丘的潮湿、温和的地区，而到了内华达山干燥、寒冷、爽朗的空气里。
In that advanced season, the party soon passed out of the moist, temperate regions of the foothills in the dry, cold bracing air of the Sierras.
在那个较晚的季节，这队人不久便走出了山麓小丘的潮湿、温和的地区，而到了内华达山干燥、寒冷、爽朗的空气里。
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