It was a road of cultural and technological exchange among China, India, Persia and the Mediterranean for almost 3,000 years.It extended over 4,000 miles from ancient China westwards.

• 它还是一条中国和印度、波斯及地中海国家文化和技术交流的通道，这种交流延续3000多年、地域从古中国向西覆盖4000英里。