Why the backpedaling on more and more scientific research ?

为什么越来越多的科学论文以撤销为收场？

The mayor is backpedaling on his election promise .

那位市长正在对他的竞选承诺打退堂鼓。

I 've been working too hard to start backpedaling now .

我拼死拼活地唱了那么久，现在是该退场了。

Even so , there are signs of considerable backpedaling in at least near-term commitments to invest in green technology and alternative energy .

即使如此，至少在近期已经有迹象表明对绿色科技和可替代能源的投资承诺大量失效。

Even as I speak , economic worries have prompted some european countries to begin backpedaling on their commitments to cut back on global warming pollution .

就在我说这些的时候，一些欧洲国家出于对经济的担心开始不遵守他们以前减少污染的承诺。