AnalyzerSentence analysis2SpansSentence憮然として1000 character limitAnalyzeSentence憮ぶ然ぜんとしてSpan Details憮ぶ然ぜんdisappointed; dejected; dumbfounded; indignant; angrytaru-adjective, adverbとしてadverbial marker after a taru adjectivegrammar