英语词汇“polyfoam”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	polyfoam
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pol•y•foam (pol′ē fōm′),USA pronunciation n. Chemistrya rigid, semirigid, or rubbery foam composed of minute bubbles of air or carbon dioxide embedded in a polymer matrix, often polyurethane: used in mattresses, padding, insulation, etc. poly- + foam
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