in those years the cost of living rose by nearly 4 percent.
问题描述：
in those years the cost of living rose by nearly 4 percent.
答
你好：
在那些岁月里（年岁里）,生活开支增加了近4个百分点.
by 是介词 表示“...了; ...到”rose by意思是“上升到；增加了”
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