mandatory 

  1. 形容詞
義務的
強制的, 強制性的
命令的, 指令的
委任統治的

    同義字詞
compulsory,forced,imperative,incumbent,involuntary,necessary,nonelective,obligatory,peremptory,required

  2. 名詞
受託者, 代理者
/此名詞複數為"mandatories"/

    
                        
    3. 
                                            

                

            

            
            

                

                
例句

                

                    
    
                                                    
  1. 
                                Strong sun protection is mandatory .                            
    2. 
                                                    
  2. 
                                The mandatory upgrade of the version.                            
    3. 
                                                    
  3. 
                                I'm off for my mandatory water break.                            
    4. 
                                                    
  4. 
                                It was also mandatory to be innovative.                            
    5. 
                                                    
  5. 
                                The fee is mandatory and cannot be waived.                            
    6.