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 observe a scientific experiment 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)

   Prev 1 2 3 4  

KEY WORDS:
YOU MAY LIKE
EXPLORE XINHUANET
010020070750000000000000011100001386076321