“地球纪年学”概念、定义、翻译-科学时代

单词	地球纪年学
释义	请查阅地球纪年学--地质年代学
随便看	board board board board board board board board board board and pillar method board and wall method board binding board binding board binding board--board (of directors) board chairman board designated fund board digitizing boarder boarders boarder warrant board fade board fever board foot board glazed paper

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。