短語詞組短語triassic c period 三迭紀(jì)Triassic - Period 三疊紀(jì)lower triassic period 下三疊統(tǒng)permian to triassic period 二疊三疊紀(jì)the Triassic Period 三疊紀(jì) 返回 Triassic Period