David shambaugh , a china specialist at george washington university , says that over the past three years there has been a " period of retrogression , where the system cannot seem to take the initiative " .

乔治华盛顿大学（georgewashingtonuniversity）中国问题专家沈大伟（davidshambaugh）表示，过去3年里，中国出现了一段“倒退期，体制似乎无法采取主动”。

So even if we grant for the moment menger 's argument that the truth will spontaneously triumph in some unspecified long run after all economic errors have finally played themselves out , in the interim , periods of serious scientific retrogression may occur that destroy the economic basis of culture and civilization .

因此，即使我们暂时认可门格尔的说法，真理将会在所有经济错误最终被证明错误后不知多久自发的出现，在此期间，不断的严重的科学倒退的发生将破坏文化和文明的经济基础。

In any case , it 's very hard to say whether this is an age of unparalleled progress , or unparalleled retrogression , disintegration , and decadence .

无论如何，我们都很难说这个时代是一个空前进步，或空前退步，崩溃或者堕落的时代。

The anti-communist die-hards have their idea of unification , they want to unify us into splitting and retrogression .

反共顽固派有一套统一论，要我们统一于分裂，统一于倒退。

Therefore , there is never a moment of retrogression or deterioration or decline .

这样才永不会有倒退、堕落和衰微之时。