私たちは再生可能なエネルギー源を開発する必要がある。
Sentence Analyzer
English Translation
        We must develop renewable energy sources.
    
Furigana
Romanji
        Watashitachi wa saisei kanōna enerugi-gen o kaihatsusuru hitsuyō ga aru.
    
Words
            
                私たち
            
            
                (わたしたち、わたくしたち)
            
        
        
            we; us
        
    
            
                は
            
            
                (は)
            
        
        
            topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
        
    
            
                再生
            
            
                (さいせい)
            
        
        
            resuscitation; regeneration; restoration to life; reformation; rehabilitation; playback; regeneration (sound, etc.); view (of a video clip); reclamation; recovery; rebirth; reincarnation
        
    
            
                可能
            
            
                (かのう)
            
        
        
            potential; possible; practicable; feasible
        
    
            
                エネルギー源
            
            
                (エネルギーげん)
            
        
        
            energy source
        
    
            
                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.
        
    
            
                開発
            
            
                (かいはつ、かいほつ)
            
        
        
            development; exploitation
        
    
            
                必要
            
            
                (ひつよう)
            
        
        
            necessary; needed; essential; indispensable; necessity; need; requirement
        
    
            
                が
            
            
                (が)
            
        
        
            indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
        
    
            
                有る
            
            
                (ある)
            
        
        
            to be (usu. of inanimate objects); to exist; to live; to have; to be located; to be equipped with; to happen; to come about
        
    Kanji
Readings: シ、 わたくし、 わたし
                        Meanings: private, I, me
                    Readings: サイ、 サ、 ふたた.び
                        Meanings: again, twice, second time
                    Readings: セイ、 ショウ、 い.きる、 い.かす、 い.ける、 う.まれる、 うま.れる、 う.まれ、 うまれ、 う.む、 お.う、 は.える、 は.やす、 き、 なま、 なま-、 な.る、 な.す、 む.す、 -う
                        Meanings: life, genuine, birth
                    Readings: カ、 コク、 -べ.き、 -べ.し
                        Meanings: can, passable, mustn't, should not, do not
                    Readings: ノウ、 よ.く
                        Meanings: ability, talent, skill, capacity
                    Readings: ゲン、 みなもと
                        Meanings: source, origin
                    Readings: カイ、 ひら.く、 ひら.き、 -びら.き、 ひら.ける、 あ.く、 あ.ける
                        Meanings: open, unfold, unseal
                    Readings: ハツ、 ホツ、 た.つ、 あば.く、 おこ.る、 つか.わす、 はな.つ
                        Meanings: departure, discharge, publish, emit, start from, disclose, counter for gunshots
                    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