ㄒㄩˊㄍㄨㄤguāngㄑㄧˇ

  1. 人名西元1562~1633)​明朝算學天算中國研究西洋科學禮部尚書譯著幾何原本》、農政

Xu Guangqi (1562-1633)​, agricultural scientist, astronomer, and mathematician in the Ming dynasty
Xu Guangqi (Eig, Pers, 1562 - 1633)​