在北极，2007年出现了不同寻常的夏季海冰消退现象，随后情况有所好转，一些研究人员预测如果这种情况只是临时的，还是有恢复的可能的。

And in the Arctic, an extraordinary summer retreat of sea ice in 2007 has been followed by less substantial losses and projections by some researchers of a possible, if temporary, recovery.

youdao

从今年1月份的经济形势看，全球经济危机已经消退，欧洲主权债务危机似乎也有所缓和。

By January the financial crisis had faded and Europe's sovereign-debt crisis seemed less acute.

youdao

这将鼓励那些有提高智力潜能的人，且是一个警告，警告那些早期有所成就的人可能会在晚年智力消退。

This would be encouraging to those whose intellectual potential may improve, and would be a warning that early achievers may not maintain their potential.

youdao