substandard housing

例句：

1. 1. The government has promised to providemore substandard housing for low-incomefamilies.
   政府承诺为低收入家庭提供更多的次级住房。
2. 2. Many people are concerned aboutthe quality of substandard housing in theirarea.
   许多人对他们所在地区的次级住房的质量感到担忧。
3. 3. Substandard housing is oftenassociated with poor living conditions and health risks.
   次级住房通常与糟糕的生活条件和健康风险联系在一起。