亚洲综合中文字线观看看,中文欧美亚洲欧日韩一,2020年国产精品自线在拍,亚洲AⅤ日韩AV电影在线观看

      • 

      1. 

        <dfn id="lnb6s"><var id="lnb6s"></var></dfn>
          3. 


 


          




          



          

          



          

          

          

          
Over 600 people take part in annual Hackathon "NWHacks" in Vancouver

          

          
 Source: Xinhua| 2018-01-14 17:01:25|Editor:  pengying

          

                
          

          

          

          

          

          
    

          Video PlayerClose
          

          

          

          CANADA-VANCOUVER-HACKATHON
          

          The annual Hackathon "NWHacks" is held at University of British Columbia in Vancouver, Canada, Jan. 13, 2018. More than 600 people from Canada and the United States took part in the 24-hour competition. (Xinhua/Liang Sen)  
          

          

          

          


             Prev 1 2 3 4 5 6  
          

          

          

          


          

          

          
KEY WORDS: Hackathon

          



          


          

          


          

          

           EXPLORE XINHUANET 
          


          

          


 


          010020070750000000000000011100001368949951