British astronaut Tim Peake said it could take a while to re-adjust.
Water resistance: IP54 (splash resistant)
，这一点在91视频中也有详细论述
In the football world, the Premier League, UEFA, and FIFA all have strict requirements for connectivity, not least because of the massive bandwidth needs of broadcasters.
Author(s): Xiongwei He, Fan-Shun Meng, Yanjing Su, Lijie Qiao, Shigenobu Ogata, Lei Gao