卖给吉茨的这家人把它变成了众多亲属居住的大杂院。

The family that sold it to Mr. Gittes had turned it into a warren of apartments for various relatives.

通常，胡同内有一个大杂院，房间够4到10个家庭的差不多20口人住。

Usually, there is a courtyard complex inside hutong, with rooms Shared by 4 to 10 families of about 20 people.

上高中时，家里因无法忍受胡同过时的生活条件，和大杂院日益拥挤破败的环境，在郊区购买了一套楼房。

By the time she was in high school her family had moved to the suburbs while her old neighborhood, with outdated infrastructure and overcrowding, continued to descend into slum-like conditions.