The cost is about half as much again as it was two years ago.
现在的价格比两年前提高约一半。
Spending on health is half as much again as it was in 1998.
卫生保健方面的开销比1998年增长了一半。
In many countries that was half as long again as in 1970, and in some of them twice as long.
在许多国家,这些数字仅是1970年相应数字的一半,其中一些国家情况则是1970年数字的两倍。
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