AnalyzerSentence analysis6SpansSentence等差数列の初項は3です。1000 character limitAnalyzeSentence等とう差さ数すう列れつの初しょ項こうは3さんです。Span Details等とう差さ数すう列れつarithmetic progression; arithmetic sequencenounのpossession, attribution, nominalizer, or nominal linkergrammarReport an issue with this page