一次性 爸爸？

　　The Daily Mail: "Disposable dads' causing crisis in families as more boys aged 15 have a smartphone than live with their father

　　A think tank warns this week that more 15-year-olds have their own smartphone than live with their own father.

　　According to the Centre for Social Justice, by next year there will be two million single-parent families, with not enough emphasis on the impact of 'disposable dads'.