幼儿死亡对这个家庭的收入没有影响。
The death of a small child would have no effect upon the income of the family.
然而，有趣的是，你认为的其他可能有利的特征对参与研究的人的寿命没有影响。
Interestingly, however, other characteristics that you might consider advantageous had no impact on whether study participants were likely to live longer.
研究表明，空气污染对大脑中的白质有很大影响，但对灰质没有影响。
Studies have shown that air pollution has a great effect on the white matter in the brain, but not the grey matter.
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