There were half as many again as there were last time.
有一次我们有一个半月谁也没亲过谁一下。
This is nearly three times as many as in 1960, and half as many again as in 1990.
这个数字几乎是1960年的3倍，是1990年的一倍半。
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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