carboniferous period

常用短語

Permo-carboniferous period石炭二疊紀

THE CARBONIFEROUS PERIOD石炭紀

upper carboniferous period上石炭紀

permian-carboniferous period石炭系二疊系

THE E CARBONIFEROUS PERIOD石炭紀

late carboniferous period晚石炭世

early-carboniferous period早石炭世

carboniferous period permian period石炭

Permo-carboniferous period coalfield石炭