英语词汇“polystyrene foam”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	polystyrene foam
释义	DictionarySeepolystyrene polystyrene foam foamed polystyrene A foamed plastic weighing about 1 lb per cu ft (0.016 gm per cu cm); grease-resistant, low in cost, high in thermal insulation value.
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polystyrene foam