多氯联苯

duō lǜ lián běn

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Definitions

1. polychlorinated biphenyl
2. PCB

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Child Words of 多氯联苯

• 多 多 duō: many; much
• 氯 氯 lǜ: chlorine (chemistry)
• 联 联 lián: to ally
• 苯 苯 běn: benzene