Maybe you can see the Great Wall clearly from space with binoculars but not with the naked eye.
也许你可以用双筒望远镜从太空中清楚地看到长城，但用肉眼却看不见。
2
Major Wall Street firms routinely engage in naked short selling on a massive scale, though we cannot measure it, because of the way they account for it.
华尔街各大公司常常大规模参与无货卖空(naked short selling)，但由于各家公司阐述不同，我们无法对此进行衡量。
3
By the way, it is a myth that the Great Wall can be seen by the naked eye from orbit.