black economy

美 
英 
  • n.黑市经济;黑市经营;地下经济活动
  • 网络黑色经济;非法经济;黑帐经济
black economy
n.
1.
黑市经济;黑市经营;地下经济活动business activity or work that is done without the knowledge of the government or other officials so that people avoid paying tax on the money they earn

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