prefabricated
adjective uk/ˌpriːˈfæb.rɪ.keɪ.tɪd/ us/ˌpriːˈfæb.rə.keɪ.t̬ɪd/ (informal prefab); (US also prebuilt)
预制的，预先建造的
Prefabricated buildings or objects are built from parts that have been made in a factory and can be put together quickly.
a prefabricated house 预制装配式房屋