“grade”概念、定义、翻译-科学时代

单词	grade
释义	地理学词汇手册 grade 坡度；（矿床的）品位
随便看	price floor price floor price floor price fluctuation price fluctuation price fluctuation price forecasting price free on board price freeze price gap price guideline price in bond price incentive price including commission price increase price index price index price index price index price index price index price index price index price indication price indication

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。