n.谜，猜不透的难题，难答的问题( conundrum的名词复数 )...

conundrums的音标：...

I see conundrums, dilemmas , quandaries , impasses, gnarly thickets of fateful possibility with no obvious way out.眼看问题经纬万端,进退两难 、 入困境, 死路一条, 盘根错节的命定可能性,但找不到明显的出路....