Seveno塞韦诺sevennum.七seven-year medical student七年制seven thousand and sixty six(=7066) 七千零六十六seven thousand eight hundred(=7800) 七千八百seven hundred and forty four(=744) 七百四十四seven hundred and eighty two(=782) 七百八十二seven hundred and thirty two(=732) 七百三十二seven thousand and fifty one(=7051) 七千零五十一seven treaties of Manicheism摩尼教七经seven thousand and sixty two(=7062) 七千零六十二seven hundred and ninety two(=792) 七百九十二