AnalyzerSentence analysis5SpansSentence難しい課題に取り組んでいる。1000 character limitAnalyzeSentence難むずかしい課か題だいに取とり組くんでいる。Span Details難むずかしいdifficult; hard; complicatedi-adjective課か題だいproblem to solve; task; challengenounReport an issue with this page