His article for National Geographic details the challenges he undertook to achieve the longest manned balloon flight.
他为国家地理杂志撰写的文章。详细披露此次历史上飞行时间最长的载人气球遇到的种种艰难险阻。
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Now, before I get any angry emails, let me state emphatically that I love my iPad (I'm currently writing this article on it on my flight back to Portugal).