NASA says astronauts would not fly onboard until at least 2016. NASA has not flown astronauts beyond low-Earth orbit since the Apollo program, in the 1970s.

美国宇航局说，宇航员最早将于2016开始太空飞行。美国航空航天局自20世纪70年代的“阿波罗计划”以来，就没有进行过超出地球低轨道的载人航空活动。

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NASA has not flown astronauts beyond low-Earth orbit since the Apollo program, in the 1970s.

美国航空航天局自20世纪70年代的“阿波罗计划”以来，就没有进行过超出地球低轨道的载人航空活动。

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Or there may be a solitary tile-kite, without wind-wheel and flown too low, looking pathetically lonely and forlorn.

还有寂寞的瓦片风筝，没有风轮又放地很低，零丁地显出憔悴可怜模样。

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The report found no definite reason why the helicopter had flown up the valley at low altitude after "abruptly breaking off what appeared to be a normal approach to land at Rochester airport".

BBC: 'Hidden cable' caused helicopter crash