Deprived people or people from deprived areas do not have the things that people consider to be essential in life, for example, acceptable living conditions or education. 贫困的
adjective [原级]贫困的,穷苦的,(物质上和文化上)严重匮乏的;(人)丧失的,被剥夺的
...probably the most severely deprived children in the country. …可能是该国最贫困的儿童们。