Paleozoic /.pæliәu'zәuik/ 📖 中文释义 a. 古生代的n. 古生代 🔗 释义中的汉语词 古生代 📘 English Definition(英文释义) n. from 544 million to about 230 million years agoa. of or relating to or denoting the Paleozoic era ← paleovolcanic P 字母词表 Paleozoic era →