any very difficult problem; insoluble in its own terms
an intricate knot tied by Gordius, the king of Phrygia, and cut by the sword of Alexander the Great after he heard that whoever undid it would become ruler of Asia
例句
用作名词 (n.)
It is your intelligence that cuts the Gordian knot which we cannot untie. 是你的智慧一举解开了我们无法解开的难题。
An FAO project is introducing new technologies that are helping untangle this Gordian Knot. 粮农组织的一个项目采用新技术帮助解决这一难题。