词汇 | polyurethane |
释义 | polyurethane noun [ U ] uk/ˌpɒl.ɪˈjʊə.rə.θeɪn/ us/ˌpɑː.lɪˈjʊr.ə.θeɪn/ 聚氨基甲酸乙酯,聚氨酯 a plastic used especially as a type of varnish or as a protection for delicate objects |
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