短語(yǔ)詞組短語(yǔ)cretaceous Cret 白堊系;白堊紀(jì)Cretaceous World 白堊紀(jì)世界Cretaceous Coniacian 白堊系康尼亞克階low cretaceous 下白堊統(tǒng)Cretaceous Reservoirs 陸東cretaceous granites 白堊紀(jì)花崗巖Cretaceous Research 白堊紀(jì)研究Late Cretaceous 晚白堊世cretaceous period 白堊紀(jì) 返回 cretaceous