an extremely difficult or involved problem
戈尔迪之结,难解之结(极困难或棘手的问题)。
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cut the Gordian knot solve or remove a problem in a direct or forceful way, rejecting gentler or more indirect methods 以大刀阔斧的办法解决复杂问题,快刀斩乱麻
"mid 16th cent.: from the legend that