n.恩格斯(姓氏；恩格斯；弗雷德里希：(1820-1895) 德国社会主义理论家及作家)
Lenin carried further the ideas of Marx and Engels. 列宁发展了马克思和恩格斯的思想。
Engels wrote him a letter and praised him for it. 恩格斯给他写了一封信，并且因此表扬了他。
