“ethnic period”概念、定义、翻译-科学时代

单词	ethnic period
释义	民族学词汇手册 ethnic period 民族学分期
随便看	no title page not known not listed not negotiable not negotiable not negotiable noto- Notocactus magnificus notochaete notochord notochord notochord notochord sheath notogenesis not on shelf notopodium notopterygium notorious possession notoseris notoseta not otherwise provided for notothyladaceae notothylas not out not out

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。