AnalyzerSentence analysis5SpansSentenceうっかり鍵を忘れた。1000 character limitAnalyzeSentenceうっかり鍵かぎを忘わすれた。Span Detailsうっかりcarelessly; inadvertently; absent-mindedlyadverb鍵かぎkey; lock; key (to a problem, success, etc.); cluenounをobject markergrammar忘わすれforget; leave behind-> 忘れるichidan verbた。past tense or completed actiongrammar
