单词 | pbb |
释义 | PBBChemistry.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 PBBp(oly)b(rominated)b(iphenyl) Words nearby PBBPaz 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 |
随便看 |
英语词典包含192737条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。