AnalyzerSentence analysis5SpansSentence射精のメカニズムを学ぶ。1000 character limitAnalyzeSentence射しゃ精せいのメカニズムを学まなぶ。Span Details射しゃ精せいejaculationnoun, suru verbのpossession, attribution, nominalizer, or nominal linkergrammarメカニズムmechanismnounをobject markergrammar学まなぶ。learn; study; take lessons ingodan verb