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Jyutping bei2 laan6
Pinyin bǐ làn

Definitions (Wiktionary)
  1. verb
    to argue using whataboutism
  2. verb
    to race to the bottom

比爛 [-烂]

Jyutping
Pinyin bǐ làn

Definitions (CC-CEDICT)
  1. to compare two unsatisfactory things
  2. to argue that others have similar or worse faults (as a response to criticism)
  3. whataboutery