参见：黔驴之技[Qián lǘ zhī jì]; at one's wit's end; the Guizhou donkey has used up all its tricks
陷入黔驴技穷的困境
be at one's wits' end
这只能说明敌人已经黔驴技穷。
This only goes to show that the enemy has no tricks left to play.
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