尽管他们从未结婚，但他们共同抚养着这个爱情结晶。

Although they never married, they raised their ___love-child together.

这个艺术项目是街头艺术家们在废弃工厂里自发合作的结晶。

This art project is the ___love-child of a spontaneous collaboration among street artists in an abandoned factory.