AnalyzerSentence analysis3SpansSentence航海術を学ぶ。1000 character limitAnalyzeSentence航こう海かい術じゅつを学まなぶ。Span Details航こう海かい術じゅつseamanship; navigation; the art of navigationnounをobject markergrammar学まなぶ。learn; study; take lessons ingodan verb