Golden Fleece
1
- Greek Mythology the fleece of a golden ram, guarded by an unsleeping dragon, and sought and won by Jason with the help of Medea【希腊神话】金羊毛（金公羊的羊毛, 由一条不眠的龙守护, 后来伊阿宋在美狄亚的帮助下寻找并得到了这些羊毛）。
1.1
- a goal that is highly desirable but difficult to achieve很难达到的理想目标。