蚍蜉撼大树 拼音： pí fú hàn dà shù 蚍蜉撼大树的解释 (1) [an ant trying to shake a big treeridiculously overrating one's own strength;futile effort] 撼:摇动。蚂蚁想摇动大树。比喻不自量力 蚍蜉撼大树,可笑不自...