使用集合让一切井井有条
    
    
      
      根据您的偏好保存内容并对其进行分类。
    
  
  
    
  
  
  
  
    
  
  
    
  
    
    
      
      
      
      
        
        
          
  
    
    
    
      
      
        
          
        
        
    
      
    
        第 4 单元:Android 应用设计
      
  
    
  
        
          
            了解实现高效 Android 应用设计的最佳实践、指南和工具。
          
        
        
        
       
     
    
  
 
        
         
      
    
     
  
  
    
    
      
      
      
      
        
        
          
  
    
    
  
  
  
    
    
    
      了解界面最佳做法以及如何使您的应用遵循 Material Design 准则。
    
    
   
  
  
 
        
          
        
         
      
    
     
  
  
  
    
  
 
  
  
  
  
  
    
      [[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[],[]]