- 美国“超级碗”现场坐3万个纸片人The Super Bowl had 30,000 cardboard fans
0评论2021-02-09
科学家研发出超薄柔性显示屏
Researchers have developed electronic 'paper' that is less than a micrometre thin and works like a Kindle tablet - but requires far less energy. 研发人员已研制出电子“纸片”,厚度不足一微米,功能可与Kindle平板相当,不过其能耗更低。 The
0评论2016-12-05705