| 单词 | polyurethane |
| 释义 | polyurethane[ pol-ee-yoor-uh-theyn, -yoo-reth-eyn ] / ˌpɒl iˈyʊər əˌθeɪn, -yʊˈrɛθ eɪn / noun Chemistry.a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers. Also pol·y·u·re·than [pol-ee-yoor-uh-than]. /ˌpɒl iˈyʊər əˌθæn/. Origin of polyurethaneFirst recorded in 1940–45; poly- + urethane Words nearby polyurethanepolytrophic, polytunnel, polytypic, polyunsaturate, polyunsaturated, polyurethane, polyuria, polyvalent, polyvalent allergy, polyvalent serum, polyvalent vaccine Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for polyurethanepolyurethane polyurethan (ˌpɒlɪˈjʊərəˌθæn)/ (ˌpɒlɪˈjʊərəˌθeɪn) / nouna class of synthetic materials made by copolymerizing an isocyanate and a polyhydric alcohol and commonly used as a foam (polyurethane foam) for insulation and packing, as fibres and hard inert coatings, and in a flexible form (polyurethane rubber) for diaphragms and seals Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for polyurethanepolyurethane [ pŏl′ē-yur′ə-thān′ ] Any of various synthetic resins used to make tough resistant coatings, adhesives, foams, and electrical insulation. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
| 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。