undo 

  1. 動詞
不及物動詞:
鬆開, 打開
及物動詞:
解開...(鈕扣、結、拉鍊等)
打開...(包裝等)
拆開...(包裝等)
脫去...(夾克、襯衫等)
取消...(事物)
消除...(事物)
使...(事物)復舊

    同義字詞
demoralize,emasculate,paralyze,unman,unnerve,unstring
unbind,unfasten,unlash,untie
agitate,ail,alarm,alarum,bother,concern,derail,discomfort,discompose,dismay,disquiet,distemper,distract,distress,disturb,exercise,flurry,frazzle,freak (out),fuss,perturb,unhinge,unsettle,upset,weird out,worry

  2. 動詞片語連結
(物)come undone:
解體
散了
(鞋帶等)come undone:
鬆了
鬆掉
(鈕扣等)come undone:
(因未扣緊等而)解開
(人)come undone:
崩潰

    
                        
    3. 
                                            

                

            

            
            

                

                
例句

                

                    
    
                                                    
  1. 
                                Roll back moves with " UNDO "!                            
    2. 
                                                    
  2. 
                                You can't undo what's been done.                            
    3. 
                                                    
  3. 
                                She began to undo the third shirt.                            
    4. 
                                                    
  4. 
                                Understand " undo " as undo-option.                            
    5. 
                                                    
  5. 
                                And bad habits are very hard to undo .                            
    6.