We searched other major valleys sporting outcrops of the same volcanically derived sedimentary rocks, which are exposed across thousands of square kilometers of mountainous terrain.
我们探查其他主要的山谷,寻找同自火山的沉积岩层露头,这些露头分布在整个山区,范围广达数千平方公里。
We searched other major valleys sporting outcrops of the same volcanically derived sedimentary rocks, which are exposed across thousands of square kilometers of mountainous terrain.
我们探查其他主要的山谷,寻找同自火山的沉积岩层露头,这些露头分布在整个山区,范围广达数千平方公里。
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