The nature of the Rucheng Basin in southeastern Hunan and its significance to the tectonic setting of South China during the early Yanshanian是什么意思_The nature of the Rucheng Basin in southeastern Hunan and its significance to the tectonic setting of South China during the early Yanshanian在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句