中文字幕无码久久人妻_中国无码a一级刺激片_国产综合色产在线观看_色多黄片资源2020

Community holds activity to promote popular science among children in E China

Source: Xinhua| 2019-12-05 14:51:24|Editor: ZD
Video PlayerClose
CHINA-ANHUI-HEFEI-SCIENCE CLASS (CN)

Children watch a device demonstrating the principles of animation at Keqi Community in Hefei City, capital of east China's Anhui Province, Dec. 4, 2019. Keqi Community and Hefei Science and Technology Museum jointly held a themed activity on Wednesday to promote popular science among children in the community with lots of scientific experiments to inspire their interests. (Xinhua/Liu Junxi)

   1 2 3 4 Next  

KEY WORDS:
YOU MAY LIKE
EXPLORE XINHUANET
010020070750000000000000011100001386076321