How do I ask for a life buoy in Chinese? @AstroSamantha & me preparing for a sea survival training with our taikonaut friends. @ESA_EAC pic.twitter.com/hgREZfuuzs  上午4:52 - 2017年7月14日 https://mobile.twitter.com/Explornaut/status/885829374112563200 

Matthias Maurer @ Explornaut European Astronaut Centre German ESA Astronaut. In training. Also: Scouting new technologies for ESA astronauts; ISS operations; preparing new space analogues; material science matthiasmaurer.esa.int