How Robotic Arm Helps Taikonauts Walk in Space
太空行走，它助中国航天员“一臂之力”
Chinese astronauts on Sunday completed the country’s first spacewalk on the China Space Station, and the giant robotic arm attached to exterior was a big help in completing the mission.
中国宇航员，在礼拜天在中国太空站完成了国家的第一项太空活动，并且，巨大的机器人手臂，为在外表的工作完成这项任务方面有极大的帮助。
It is the most intelligent, complex and technologically challenging robotic arm the country has developed, and the first one to function long-term in orbit.
它是最智能，最复杂也是最技术具有挑战性的机器人手臂，也是第一个在轨道上长期运行的机械臂。
