Children take part in science and technology activities in Beijing 

    

    
 Source: Xinhua| 2018-05-21 15:20:55|Editor:  Xiang Bo 

    

          
    

    

    

    

    

    
    

    Video PlayerClose
    

    

    

    CHINA-BEIJING-SCIENCE AND TECHNOLOGY ACTIVITY (CN)
    

    A Child makes insect specimens with his parent at a scientific carnival in Beijing, capital of China, May 20, 2018. Many parents took their children to take part in science and technology activities during the 2018 National Science and Technology Week, which started on May 19. (Xinhua/Jin Liwang)
    

    

    

    


       Prev 1 2 3 4 Next  
    

    

    

    
 

    

    

    
KEY WORDS: science

          
    

    



    


    

    


    

    

     EXPLORE XINHUANET 
    


    

    


          
    

 


    010020070750000000000000011100001371950961
       


主站蜘蛛池模板：
亚洲国产日韩女人aaaaaa毛片在线|
国产成人亚洲精品无码车a|
中文字幕第五页|
欧美人禽猛交乱配|
午夜体验试看120秒|
黑人巨大sv张丽在线播放|
玉蒲团2之玉女心经|
国产大屁股视频免费区|
999久久久无码国产精品|
欧美乱妇高清无乱码亚洲欧美|
免费视频爱爱太爽了|
麻豆乱码国产一区二区三区|
国内精品videofree720|
久久精品视频99|
永久黄网站色视频免费|
国产最新精品视频|
AAAAA级少妇高潮大片免费看|
无遮挡很爽很污很黄在线网站|
亚洲免费在线视频|
狼色精品人妻在线视频免费|
四虎色姝姝影院www|
黑人巨茎美女高潮视频|
国产精品美女www爽爽爽视频|
一个人看的www日本高清视频|
日本人的色道免费网站|
亚洲一区二区三区偷拍女厕
|
91精品国产麻豆福利在线
|
国产精品亚洲精品日韩已方|
HEYZO高无码国产精品|
无料エロ同人志エロ漫汉化|
久久精品无码一区二区三区不卡
|
2021国内精品久久久久影院|
天天想你在线视频免费观看|
主人丝袜脚下的绿帽王八奴|
日韩精品黄肉动漫在线观看|
亚洲国产成人久久99精品|
沈婷婷小雷第三次|
免费一级毛片免费播放|
美女一级免费毛片|
国产一区二区三区夜色|
青青青青久在线观看视频|