What's clear from that less than clear data is that a tactical and temporary withdrawal does not appear to increase the divorce rate.
虽然没有清晰地数据表明，但是可以清楚地知道一个策略的使用或是短暂的离开不会增加离婚率。
2
However, due to lack of accurate statistic data, there exists uncertainty in determining groundwater withdrawal, especially groundwater withdrawal for agricultural irrigation.
但实际情况是开采量往往缺乏准确的统计数据，尤其是农业灌溉开采量，在计算中具有更大的不确定性。
3
Data on blood pressure reduction, heart rate, and withdrawal due to adverse effects were extracted and analysed.