aporia
/əˈpɒrɪə/noun
1- an irresolvable internal contradiction or logical disjunction in a text, argument, or theory（文章、论据或理论中）无法解决的矛盾; 析取命题。
1.1
- mass noun Rhetoric the expression of doubt【修辞】疑问表述。
词源
mid 16th cent.: via late Latin from Greek， from aporos 'impassable'， from a- 'without' + poros 'passage'.