亦思马因,西域(今新疆)人。原籍旭烈(今伊拉克纳杰夫)或说木发里(今伊拉克摩苏尔)。元造炮师。伊利汗国人。擅长制造炮(投石机)。至元八年(1271)与炮匠阿老瓦丁应世祖召至大都制炮,用以攻樊城、襄阳等地,以功升为炮手总管。后... 亦思马因是炮制造专家,贡献过新炮制法,创作出了巨石炮,威力甚大 ...
I know I won’t be justfied as long as I live, since I myself stand in my own way. Don’t bear me ill will, speech, that I borrow weighty words, then labor heavily so that they may seem light.