His development (or retrogression) was rapid.

他的进步(或者说退步)很快。

In some few cases there has been what we must call retrogression or organisation.

在少数情况下， 我们必为倒退或组织。

Sometimes the retrogressions can be deep and long lasting.

有时，倒退可能是深刻且持久的。

The final result will generally have been, as already explained, an advance, but in some few cases a retrogression, in organisation.

正如已经解释过的那样， 最终的结果常是组织上的进步， 但在少数情况下是倒退。

Then came the Great Society programs, which kicked off decades in which, Riley explains, blacks saw, quote, slower progress or outright retrogression.

随后，“伟大社会”计划出台，莱利解释道， 在此后的数，黑人群体所见证的， 引述其言，是“进步放缓， 甚至彻底倒退” 。

He had foresight, but has less now than formerly, pointing to a moral retrogression, which, when taken with the decline of his fortunes, seems to indicate some evil influence, probably drink, at work upon him.

他过去很有远见，可是，已今非昔比，再加上家道中落，因此，精神日趋颓废，这仿佛说明了他受到某种有害的影响，也许染上了酗酒的恶习。