在线词典
震旦纪
Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era
- 英文释义
- Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era
在线词典
Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era