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The only catch was this had a planned six-month mission, extending the astronauts stay until now.，推荐阅读safew官方版本下载获取更多信息
"When you go around research labs, or you talk to start-ups, they have really good sensors, and then you ask them how long they work. They say 'six months'. That's great for R&D... but in industry, I want this robot to work for 10 years," he says.