“producer price index”概念、定义、翻译-科学时代

单词	producer price index
释义	请查阅producer price index--producer price index (PPI)
随便看	start point star tracker star tracker star tracking star trail star trail start rate start (S) start school start signal start stop synchronism start-stop time start system start timestamp start-turn pilot start-up start-up start-up startup start-up start-up cost start-up cost start-up cost startup disk start-up disk

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。