婷婷丁香久久,日日夜夜天天久久,中文av岛国无码免费播放,国产最新进精品视频,一进一出下面喷白浆视频,天天夜夜人人,97免费在线观看视频

Lakmun Tunnel of China-Laos Railway under construction in Vientiane, Laos

Source: Xinhua| 2018-08-05 16:24:39|Editor: Chengcheng
Video PlayerClose

LAOS-CHINA-LAOS RAILWAY-TUNNEL

Photo taken on Aug. 4, 2018 shows the entrance of the Lakmun Tunnel of the China-Laos Railway under construction in Vientiane Province, Laos. (Xinhua/Liu Ailun)
KEY WORDS: China-Laos Railway
EXPLORE XINHUANET
010020070750000000000000011100001373694691