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单词 pbb
释义

PBB


Chemistry.

any of the highly toxic and possibly carcinogenic aromatic compounds consisting of two benzene rings in which bromine takes the place of two or more hydrogen atoms: used as a fire retardant and additive for plastics.
Also called polybrominated biphenyl.

Origin of PBB

p(oly)b(rominated)b(iphenyl)

Words nearby PBB

Paz Estenssoro, Pazyryk, pazzazz, Pb, PBA, PBB, PBG, PBI, PBJ, p-book, PBS
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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更新时间:2024/9/20 17:30:20