Cities in which the sex ratio is high had few female-headed households, whereas the opposite was true of cities with low ratios.
Cities in which the sex ratio is high had few female-headed households, whereas the opposite was true of cities with low ratios.
在性别比例高的城市里，单亲妈妈家庭只是少数；但在性别比例低的城市中则情形相反。