多氯聯苯 [－－联－]

Jyutping do1 luk6 lyun4 bun2
Pinyin duō lǜ lián běn

Definitions (CC-CEDICT)
  1. polychlorinated biphenyl
  2. PCB
Definitions (Wiktionary)
  1. noun
    polychlorinated biphenyl, polychlorobiphenyl, PCB