尽管也门航空公司自从1978年成立后还没出过任何重大事故，但出于安全原因，欧盟正密切监视该公司。
The EU was also closely monitoring Yemenia over safety concerns, although the airline has not had any fatal accidents since being established under its current name in 1978.
令他们非常吃惊的是，25 - 30天后，研究者们发现即使宇航员们带着凸镜时，看的事物也是正立的。
Much to their surprise, they found that after 25-30 days, all the astronauts started seeing the world the right way up, even with the goggles on.
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