This indicates that volcanism in the Yaiba Formation took place in the Middle Jurassic Bajocian Stage and proves that the early Middle Jurassic was an important stage in the formation of the Neo Tethys ocean basin.是什么意思_This indicates that volcanism in the Yaiba Formation took place in the Middle Jurassic Bajocian Stage and proves that the early Middle Jurassic was an important stage in the formation of the Neo Tethys ocean basin.在線翻譯_英語_讀音_用法_例句