“push-pull theory”概念、定义、翻译-科学时代

单词	push-pull theory
释义	美术、书法与摄影词汇手册 push-pull theory 推拉理论（霍夫曼绘画理论）
随便看	Bechhofer's indifference zone method bechic bechic Bechstein beck beck Becken Becker, Gary Stanley Becker, Howard S. Becker process Becker's conceptual framework Becker's conceptual model of career socialization becket becket Beckett Beckett Theatre Becket，Thomas Beck index becking bar Becklin-Neugebauer object Beckmann cracking reaction beckmannia Beckmann model of city system Beckmann thermometer Beckmann thermometer

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。