sevensn.（纸牌）七点sevennum.七seven-segment conversion七段变换seven-charactered verses七律seven point eight per cent百分之七点八seven hundred and thirteen(=713) 七百一十三seven thousand six hundred(=7600) 七千六百seven words ancient poetry七言古诗seven-generation parents七世父母seven-day notice deposit七日通知存款seven thousand two hundred(=7200) 七千二百seven-channel paper tape七单位纸带