The amount of money in circulation in a country. There are several possible definitions of money: for details, see M0; M1; M2; M3, M4 and M5.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。