blended family
noun [ C ] uk/ˌblen.dɪd ˈfæm.əl.i/ us/ˌblen.dɪd ˈfæm.əl.i/
混合型家庭，重组家庭（由两个成年人、他们共同的孩子以及一个或多个他们与前伴侣生的孩子组成的家庭）
a family that consists of two adults, the child or children that they have had together, and one or more children that they have had with previous partners
Single-parent families and blended families now outnumber traditional families. 现在单亲家庭和混合家庭的数量超过了传统家庭。