“population composition”概念、定义、翻译-科学时代

单词	population composition
释义	社会学词汇手册 population composition 人口构成
随便看	MetaFrame meta-gabbro metagalactic astronomy metagalactic space metagalaxy metagalaxy metagalaxy metagame theory metagenesis metagenesis metagenesis metagenome metagonimiasis metagrammar meta-halloysite meta-heinrichite metahistory metahistory metahyostyly metainference metainformation meta-kahlerite metakinesis metaknowledge metaknowledge reasoning

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。