Students participate in science popularization event at park in China's Jilin

Source: Xinhua| 2019-08-07 19:11:41|Editor: mingmei
Video PlayerClose

CHINA-JILIN-CHANGCHUN-SCIENCE POPULARIZATION EVENT (CN)

A gardening technician shares the methods of plant propagation with students during a science popularization event under the theme of gardening science in Changchun Park in Changchun, capital of northeast China's Jilin Province, Aug. 7, 2019. (Xinhua/Lin Hong)

   Prev 1 2 3 4  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011100001382910971
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
日本天堂久久久 | 五月丁香国产精品 | 在线看黄v免费网站免费 | 亚洲午夜国产片在线观看 | 思思久久96热在精品国产 | 日韩精品一区二区四区五区 |