毕业纪念衫是怎么做出来的？How Are School Leavers' Hoodies Made Newsround

[视频作者] 麦克老卢

[视频时长] 2:19

[视频类型] 科学科普

https://www.bbc.co.uk/newsround https://www.bbc.co.uk/newsround 搬运：BBC Newsround，给孩子们的英文新闻频道。