Poser

['pəʊzə] or ['pozɚ]

解释:

(noun.) a particularly difficult or baffling question or problem.

编辑:默里--From WordNet

解释:

(n.) One who, or that which, puzzles; a difficult or inexplicable question or fact.

整理:普雷斯利

同义词及近义词：

n. [1]. Puzzler, close examiner.[2]. Riddle, enigma, mystery, knotty point.

手打:珀西瓦尔