音標(biāo)發(fā)音英式音標(biāo) [?p?l.i.?.d?i?n]美式音標(biāo) [?pe?.li.o?.d?i?n]英式發(fā)音 美式發(fā)音 基本解釋古第三紀(jì)的（迄今6600萬至2300萬年前）。同根派生 Palaeogene相關(guān)詞英漢例句adjectivethe Palaeogene period 古第三紀(jì)Palaeogene flora and fauna 古第三紀(jì)動植物Palaeogene更多例句英英字典劍橋英英字典 from or referring to the period of time between about 66 and 23 million years ago, in which many insects, mammals, and birds appearedPalaeogene劍橋字典Palaeogene柯林斯字典