| 释义 |
DEFINITIVE EXAMPLES 权威例句〔Hercynian〕Hercynian orogeny 海西造山运动(指在中欧、南欧和北非的晚古生代的造山运动)英汉大词典〔Paleozoic〕The Paleozoic Era.古生代美国传统〔conodont〕A Paleozoic microfossil usually having a toothlike shape and considered to be the remains of an extinct marine organism.牙形刺：一种古生代微化石，一般有牙状形体，被认为是一种已灭绝海生生物体的残骸美国传统 |