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Jyutping dou6 laang5 ding1
Pinyin dù lěng dīng

Definitions (Wiktionary)
  1. noun
    pethidine
    (syn.) 地美露

杜冷丁 [---]

Jyutping
Pinyin dù lěng dīng

Definitions (CC-CEDICT)
  1. (medicine) dolantin (loanword)
  2. pethidine