to pile on the agony or to pile on the misery<英>使情况恶化；雪上加霜
Rising oil prices have piled on the agony and will push some smaller airlines into bankruptcy.油价的不断上涨更是雪上加霜, 将会导致一些小型航空公司破产。
John Cusick's own goal piled on the agony for his team.约翰•卡西克的乌龙球对球队而言更是雪上加霜。