“层位”概念、定义、翻译-科学时代

单词	层位
释义	力学词汇手册层位 position
随便看	economic（al） gain economic（al） growth economies of growth economies of learning economies of scale economies of scale economies of scope economies of scope economiser economism economism economism economism Economist economist economist economy economy economy economy economy economy economy economycin economy class

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。