upheavals造句
        This is impossible to measure precisely, particularly after recent 
upheavals.
对此精确衡量是不可能的, 尤其是在最近的动荡之后.
Their fear of reversals and 
upheavals is fully understandable.
他们这种怕反复、怕折腾的心情是完全可以理解的.
The whole of Africa had been buffeted by social and political 
upheavals.
整个非洲都经受了社会和政治动荡之苦。
And then there were new 
upheavals and further displacements.
随后发生新的动乱,又有大批人流离失所.