ARB

Citation

Citations

http://www.gov.cn/guoqing/2015-03/18/content_2835611.htm#:~:text=%E5%9B%9E%E6%97%8F%E6%98%AF%E6%88%91%E5%9B%BD%E4%BA%BA%E5%8F%A3%E8%BE%83,%E6%80%BB%E4%BA%BA%E5%8F%A3%E7%9A%8418.9%EF%BC%85%E3%80%82

https://en.wikipedia.org/wiki/Silk_Road#:~:text=The%20Silk%20Road%20primarily%20refers,207%20BCE%E2%80%93220%20CE).