音標發(fā)音英式音標 [tra???s.?k]美式音標 [tra???s.?k]英式發(fā)音 美式發(fā)音 基本解釋三疊紀的，三疊系的（約2.45-2.08億年前之間的地質年代，其間恐龍開始出現(xiàn)）。同根派生 Triassic相關詞英漢例句adjectivethe Triassic period 三疊紀，三疊紀時期Triassic plants 三疊系植物Triassic更多例句英英字典劍橋英英字典 from or referring to the period of time between around 245 and 208 million years ago, in which dinosaurs (= large reptiles that no longer exist) first appearedTriassic劍橋字典Triassic柯林斯字典