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Jyutping wan4 gaam1 gung1
Pinyin yún jiān gōng

Definitions (Wiktionary)
  1. noun, neologism, slang
    one who “supervises” (i.e. witnesses and cheers for) the rapid construction of Huoshenshan and Leishenshan Hospitals (two field hospitals in the COVID-19 epidemic) ― via the government's online streaming of the construction site
  2. noun, neologism, slang, usually
    one who (supposedly) oversees something via online remote monitoring
  3. verb, neologism, slang, usually
    to oversee something via online remote monitoring