| 词汇 | polyurethane | 
| 释义 | polyurethane /ˏpɑlɪ`jʊrәˏθen/ n. Any of various polymers that contain NHCOO linkages, widely varying in flexibility, used in tough chemical-resistant coatings, adhesives, and foams. 【化】聚氨酯。  | 
	
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