AnalyzerSentence analysis3SpansSentenceお腹が重い1000 character limitAnalyzeSentenceお腹なかが重おもいSpan Detailsお腹なかstomach; belly; abdomennounがsubject markergrammar重おもいheavy; weighty; emotionally heavy; depressed; uneasy; slow; sluggish; clumsy; important; serious; grave; severe; critical; solid; dignified; steadyi-adjective