“opt-up”概念、定义、翻译-科学时代

单词	opt-up
释义	人力资源管理词汇手册 opt-up （对福利项目的）自愿升级
随便看	link bit link budget link chain link chain link check link circuit (LC) link coding link control link control procedure Link Control Protocol Link Control Protocol Link Control Protocol (LCP) Link Control Protocol--Link Control Protocol (LCP) linked-adjacency list linked assets linked block linked change linked course linked dance linked deal linked exchange rate linked exchange rate system linked gene linked gene link editor

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。

opt-up