多氯联苯

多氯联苯
duōliánběn

polychlorinated biphenyl (PCB)

1 meaning
MEANING

MEANING

  1. noun

    polychlorinated biphenyl (PCB)

    • Polychlorinated biphenyls are a type of toxic chemical substance.

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解字

CHARACTER ANALYSIS

Two evening periods stacked together symbolize abundance and plenty.

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