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This is the moment a SpaceX capsule left the International Space Station on an emergency return flight to Earth prompted by a medical issue afflicting one of the astronauts. It is Nasa’s first medical evacuation, with the mission being cut a month short. Onboard were American astronauts Mike Fincke and Zena Cardman, a Russian cosmonaut Oleg Platonov, and a Japanese astronaut Kimiya Yui. Computer modelling predicted a medical evacuation from the space station every three years but Nasa has not had one before in its 65 years of human spaceflight
。业内人士推荐爱思助手下载最新版本作为进阶阅读
限制：数据范围不能太大，否则空间浪费，更多细节参见爱思助手下载最新版本
Waymo's testing phase deploys Waymo vehicles with human drivers to cities where the Google-owned company is looking to roll out its ride-hailing service. During this phase, Waymo effectively gleans knowledge from the human drivers to best understand the lay of the land.
（二）阻碍国家机关工作人员依法执行职务的；