靴をブラシで磨く必要がある。泥で汚れているから。
Sentence Analyzer
English Translation
        Your shoes need brushing. They are muddy.
    
Furigana
Romanji
        Kutsu o burashi de migaku hitsuyō ga aru. doro de yogoreteiru kara.
    
Words
            
                靴
            
            
                (くつ)
            
        
        
            shoes; boots; footwear; footgear
        
    
            
                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.
        
    
            
                ブラシ
            
            
                (ブラシ)
            
        
        
            brush; brushy
        
    
            
                で
            
            
                (で、にて)
            
        
        
            indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.
        
    
            
                磨く
            
            
                (みがく)
            
        
        
            to polish; to shine; to brush (e.g. teeth); to refine; to improve
        
    
            
                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
        
    
            
                泥
            
            
                (どろ)
            
        
        
            mud; slush; (wet) dirt; mire; thief
        
    
            
                汚れる
            
            
                (よごれる)
            
        
        
            to get dirty; to become dirty; to become sullied; to become corrupted; to lose one's chastity
        
    
            
                から
            
            
                (から)
            
        
        
            from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since
        
    Kanji
Readings: カ、 くつ
                        Meaning: shoes
                    Readings: マ、 みが.く、 す.る
                        Meanings: grind, polish, scour, improve, brush (teeth)
                    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: デイ、 ナイ、 デ、 ニ、 どろ
                        Meanings: mud, mire, adhere to, be attached to
                    Readings: オ、 けが.す、 けが.れる、 けが.らわしい、 よご.す、 よご.れる、 きたな.い
                        Meanings: dirty, pollute, disgrace, rape, defile