徐光启 Traditional 徐光啟 Xú Guāng qǐ 🔊 Xu Guangqi (1562-1633), agricultural… + Review this word Meanings Xú Guāng qǐ name 徐光啟 Xu Guangqi (1562-1633), agricultural scientist, astronomer, and mathematician in the Ming dynasty Its characters 徐xúslowly光guānglight; ray (CL:道[dao4])HSK 4启qǐto open