Sevenay塞韦纳伊sevennum.七Seven minus three equals four七减三等于四。seven hundred and seventy one(=771) 七百七十一seven thousand and ninety six(=7096) 七千零九十六seven-foll Abramsen machine拉伸矫直机, 艾布拉姆森七辊矫直机seven hundred and eighty nine(=789) 七百八十九seven-unit teleprintes code[电] 七单位电傅印字机电码seven hundred and eighty four(=784) 七百八十四seven thousand and ninety five(=7095) 七千零九十五seven hundred and twenty eight(=728) 七百二十八seven thousand and one hundred(=7100) 七千一百