Over the past two decades (在過去這二十年裡)

Over the past two decades

在過去這二十年裡

Over the past two decades (在過去這二十年裡)

在過去這二十年裡 (Over the past two decades)

Over the past one decades

在過去這十年裡

Over the past one decades (在過去這十年裡)

在過去這十年裡 (Over the past one decades)