1. However, those correlations don't prove cause and effect. 然而，这些相关性并不能证明因果关系。
2. In temperate regions, there are enough lakes for correlations between them to give us a reliable picture. 在温带地区，有足够的湖泊相互关联，给我们一个可靠的画面。
3. Firms are now studying how genes interact, looking for correlations that might be used to determine the causes of disease or predict a drug's efficacy. 公司正在研究基因是如何相互作用的，以此寻找可用来判断疾病的起因或者预测药物功效的基因相关性。
4. Though little evidence of any direct effect was found, the frequent negative correlations between IT and performance suggested that IT had probably weakened some firms' competitive positions. 虽然没有发现任何直接影响的证据，但 IT 与业绩之间频繁的负相关关系表明，IT 可能削弱了一些公司的竞争地位。
