常见例句雙語例句There are rich bivalve and brachiopodous fossils within the bioclastic limestone and calcareous mudstone in the Buqu Formation in age from Bathonian.佈曲組中的生物碎屑灰巖和鈣質泥巖層中産大量的雙殼類和腕足類化石，時代爲中侏羅世巴通期。 返回 bathonian age