shù​zì​yòng​hù​xiàn​lù

DSL

  1. digital
    relating to or using signals or information represented by discrete values, especially binary digits; Mainland China equivalent of Taiwan 数位 shù​wèi
  2. user
    A person or organization that uses a product, service, or public utility; subscriber; customer; consumer
  3. line
    circuit or wire used for the conduction of electricity