envelope 

  1. 名詞
信封
封袋, 封套
封皮
外殼, 殼層
氣囊
包層
包膜
/此名詞複數為"envelopes"/
a pay envelope/
pay envelopes:

    
                        
    2. 
                                                                        
  2. 

    形容詞
back-of-the-envelope:
粗略的
匆忙的

    

    
                        
    3. 
                                                                        
  3. 

    副詞
on the back of the envelope:
粗略地
匆忙地

    

    
                        
    4. 
                                            

                

            

            
            

                

                
例句

                

                    
    
                                                    
  1. 
                                He pushed an envelope towards us.                            
    2. 
                                                    
  2. 
                                I'm all about pushing the envelope .                            
    3. 
                                                    
  3. 
                                Try some mail art on the envelope too.                            
    4. 
                                                    
  4. 
                                Yes, CB3 will be the envelope of choice.                            
    5. 
                                                    
  5. 
                                Attached to the envelope were four fins.                            
    6.