“permuted subject index（PSI）”概念、定义、翻译-科学时代

单词	permuted subject index（PSI）
释义	图书馆、情报与文献学词汇手册 permuted subject index（PSI）轮排主题索引
随便看	bisymmetry bi-syndrome involving the five solid organs Bi-system superconducting thin film bit bit bit bit bit bit bit bit bit bit bit bit bit bit BIT bit bit bit bit (b) BIT--BIT（built-in test） bit bus bit-by-bit asynchronous operation

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。