Every day two bullet trains race from Beijing to Dandong, on China’s border with North Korea, at speeds approaching 250 kilometres per hour. If the line continued south, they could reach Pyongyang within one hour and Seoul within two.
每天有兩列高鐵從北京開往中朝邊境的丹東市，列車時速約250公里。如果鐵路線向南延伸，1小時可抵平壤，2小時到達首爾。
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