陽子は必要でなかったなら化学をとらなかったでしょう。
Sentence Analyzer
English Translation
        Yoko would not have taken chemistry unless she had needed it.
    
Furigana
Romanji
        Yōshi wa hitsuyō denakatta nara kagaku o toranakatta deshō.
    
Words
            
                陽子
            
            
                (ようし)
            
        
        
            proton
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                必要
            
            
                (ひつよう)
            
        
        
            necessary; needed; essential; indispensable; necessity; need; requirement
        
    
            
                だ
            
            
                (だ)
            
        
        
            be; is; indicates past or completed action; indicates light imperative
        
    
            
                化学
            
            
                (かがく、ばけがく)
            
        
        
            chemistry; chemical company (e.g. Acme Chemical Co.)
        
    
            
                を
            
            
                (を)
            
        
        
            indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
        
    
            
                穫る
            
            
                (とる)
            
        
        
            to harvest (a crop)
        
    
            
                デス
            
            
                (デス)
            
        
        
            death
        
    Kanji
Readings: ヨウ、 ひ
                        Meanings: sunshine, yang principle, positive, male, heaven, daytime
                    Readings: シ、 ス、 ツ、 こ、 -こ、 ね
                        Meanings: child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac
                    Readings: ヒツ、 かなら.ず
                        Meanings: invariably, certain, inevitable
                    Readings: ヨウ、 い.る、 かなめ
                        Meanings: need, main point, essence, pivot, key to
                    Readings: カ、 ケ、 ば.ける、 ば.かす、 ふ.ける、 け.する
                        Meanings: change, take the form of, influence, enchant, delude, -ization
                    Readings: ガク、 まな.ぶ
                        Meanings: study, learning, science