| 单词 | Silurian |
| 释义 | Silurian adj. & n. Geol. --adj of or relating to the third period of the Palaeozoic era with evidence of the first fish and land plants, and the formation of mountains and new land areas. Usage Cf. Appendix II. --n this period or system. Etymology: L Silures, a people of ancient SE Wales |
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