Bertrand Piccard, the Swiss President of the project, said: "We are on the verge of the perpetual flight."

项目负责人、瑞士的贝特朗·皮卡尔说：“人类即将迈入永久飞行的时代。”

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Bertrand Piccard, the Swiss President of the project, said: "We are on the verge of the perpetual flight."

项目负责人、瑞士的贝特朗·皮卡尔说：“人类即将迈入永久飞行的时代。”

youdao