In terms, 1000 is penned as 'A person Thousand'. During the Roman numeral process, the variety a thousand is represented with the money letter 'M'. The 'M' comes from the Latin term 'mille', which means thousand.نوافذ السيارة (الأمامية، الجانبية، الخلفية)، فتحة السقفوتستخدم كلمة العازل