The ten per cent of any population which is (regarded as living) permanently in poverty and misery; the underclass.
Late 19th century; earliest use found in William Booth (1829–1912), founder of the Salvation Army.
英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。