“principal”概念、定义、翻译-科学时代

单词	principal
释义	教育学词汇手册 principal 中小学校长；（英国）大学校长
随便看	utility programme utility role utility room utility sinking fund utility software utility software utility tax utility theory utility theory utility theory utility theory of money utility truck utility-type undertaking utility value utility vehicle utilization utilization utilization analysis utilization capacity utilization coefficient utilization coefficient of gasholder volume utilization factor utilization factor utilization factor utilization factor

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。