“恒等”概念、定义、翻译-科学时代

单词	恒等
释义	数学词汇手册恒等 identity
随便看	product buyback product buy-back product-by-product negotiation product catalogue product catalogue product catalogue system product categorization product category product category product category product certificate product change product characteristics product claim product class product class product classification system product code product compatibility product complex product concept product concept product concept product concept product configurator

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。