provider       
noun [ C ] uk/prəˈvaɪ.dər/ us/prəˈvaɪ.dɚ/
C1 供应者,供应商
someone who provides something
  an internet service provider 互联网服务供应商 
 The bank is now a major provider of financial services to industry. 银行现在是工业的主要金融服务提供者。 
 Until her illness, she was the main provider (= earned most of the money) in the family. 她生病前一直是家里的经济支柱。 
 - More examples
 - the UK's largest internet access provider
 - The company is the largest provider of employment in the town.