12.By the late Middle Ages, the Hindu-Arabic decimal system mostly replaced Roman numerals and fractions in Europe, but efforts by scholars like John Wilkins to promote standard decimal-based measures were less successful.
到中世纪晚期,印度-阿拉伯十进制系统在欧洲主要取代了罗马数字和分数,但约翰·威尔金斯等学者推广标准十进制度量
努力却不太成功。机翻