Single parents are more likely to be permissive.单亲家长更有可能让孩子放任自流。

Divorce before the permissive age was a protracted affair.在性开放时期之前, 离婚这种事会一直被拖延。

the permissive tolerance of the 1960s20世纪60年代的性宽容

the permissive society性开放的社会