During the Tertiary period the whole valley of Mexico was one great lake.
在第三纪，整个墨西哥山谷是一个大湖。
-- Sir Edward Burnett Tylor 爱德华·伯内特·泰勒爵士
During the Tertiary period the whole valley of Mexico was one great lake.
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During the Tertiary period the whole valley of Mexico was one great lake.
在第三纪，整个墨西哥山谷是一个大湖。
-- Sir Edward Burnett Tylor 爱德华·伯内特·泰勒爵士
