in the last few decades和over the past few decades 意思一样吗?

in the last few decades和over the past few decades 意思一样吗 英语翻译Over the past few decades,it has been proven innumerable Several times over the past decades Over the past decades,sevice_____in the Arctic as a reasult in the past few years和over the past few years有什么区别? Over the past decades,sea ice ___ in the Arctic as a result ）Over the past decades,sea ice in the Arctic as a result of Over the past decades,sea ice has been decreasing in the Arc Over the past decades,sea ice ________ in the arctic as a re 英语翻译Numerous studies over the past decades demonstrated that over the last few over the month,over the decades 是什么 意思