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      stratum
      
	
      英 ['strɑ?t?m; 'stre?t?m]
美['stret?m]

      


	    
      
	
        
    
      • n. （組織的）層；[地質(zhì)] 地層；社會(huì)階層
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      考試真題
      
	
      
	
      Children grow up learning the skills to succeed in their socioeconomic stratum（ 階層） but not necessarily others.
      出自-2017年6月閱讀原文
      Children grow up learning the skills to succeed in their socioeconomic stratum (階層) but not necessarily others.
      2017年6月六級(jí)真題（第二套）閱讀 Section B