Poor: Heavy accumulation of dirt, grease, mold, or other foreign material on many surfaces.
Poor: Heavy accumulation of dirt, grease, mold, or other foreign material on many surfaces.
差：污垢，油污，霉斑和其他异物在很多表面有较严重的堆聚。
Poor: Heavy accumulation of dirt, grease, mold, or other foreign material on many surfaces.
差：污垢，油污，霉斑和其他异物在很多表面有较严重的堆聚。