AnalyzerSentence analysis3SpansSentence鍛錬を積む1000 character limitAnalyzeSentence鍛たん錬れんを積つむSpan Details鍛たん錬れんtempering; annealing; forging; toughening; disciplining; trainingnoun, suru verbをobject markergrammar積つむpile up; stack; load; pack; accumulate; build up; gaingodan verb
