1Ethyl vinyl acetate, a material used as cushioning in running shoes, consisting of a rubbery copolymer of ethylene and vinyl acetate.
2(in space) extravehicular activity.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。