出舱活动
extravehicular activities (EVAs)

据中国载人航天工程办公室介绍，2月10日0时16分，神舟十五号航天员费俊龙、邓清明、张陆密切协同，经过约7小时的出舱活动，圆满完成了梦天舱外扩展泵组安装等多项任务。
The Shenzhou-15 taikonauts on board the orbiting Chinese Tiangong space station completed their first spacewalk at 12:16 a.m. (Beijing Time) on Friday, according to the China Manned Space Agency. During the extravehicular activities (EVAs) lasting about seven hours, they completed several tasks, including the installation of the extension pumps outside the Mengtian lab module.