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单词
polychlorinated biphenyl
释义
polychlorinated biphenyl
/pol'ee klawr"euh nay'tid, -klohr"-/
,
Chem.
See
PCB
.
[
1960-65; POLY- + CHLORINATED
]
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checkered lily
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checkerwork
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更新时间:2025/2/9 6:14:14