基本解释

• [经济学]直销辅助系统

英汉例句

双语例句

• And, a further 6.4 million people would be at risk of food insecurity without assistance from the Public Distribution System.
  而且另有640万人如果没有公共配给制度的帮助就会面临缺粮的危险。
• Objective To investigate the distribution features of pathogens and resistance characteristic in urinary system infection and offer assistance for clinical doctors to select antibiotics correctly.
  目的 探讨泌尿系统感染常见病原菌分布特点及耐药情况，为临床合理应用抗生素提供帮助。

专业释义

经济学

• 直销辅助系统