Children greet 2018 National Science Day across China

Source: Xinhua| 2018-09-16 08:19:40|Editor: ZX
Video PlayerClose

#CHINA-NATIONAL SCIENCE DAY-ACTIVITIES (CN)

A child learns mathematical knowledge through an interactive device at Science and Technology Museum in Binzhou, east China's Shandong Province, Sept. 15, 2018. Various activities are scheduled to be held from Sept. 15 to Sept. 21 across China to greet the 2018 National Science Day held each year. (Xinhua/Chen Bin)

   Prev 1 2 3 4 5 6 7 Next  

KEY WORDS: National Science Day
EXPLORE XINHUANET
010020070750000000000000011100001374706451
国产无码在线观看免费在线,37pao国产成视频,日韩一区二区视频在线,国产国产人免费人成免费视频麻豆
亚洲精品夜夜夜爽 | 日韩视频亚洲视频 | 婷婷久久綜合九色综合 | 色天使久久综合给合久久 | 日本一本之道之视频在线不卡 | 一本大道香蕉中文在线视频一 |