在线词典

刘松龄

Ferdinand Augustin Hallerstein (1703-1774), Slovenian Jesuit missionary, astronomer and mathematician, spent 35 years at Emperor Qianlong's court

英文释义

Ferdinand Augustin Hallerstein (1703-1774), Slovenian Jesuit missionary, astronomer and mathematician, spent 35 years at Emperor Qianlong's court