“铜版”概念、定义、翻译-科学时代

单词	铜版
释义	出版印刷词汇手册铜版 copper etching
随便看	usable round usable storage usable tree species US Act for Gifted and Talented Children US Ad Review usage usage usage usage usage usage analysis usage and attitude study (U & A study) usage-based market segmentation usage condition analysis (UCA) usage factor usage guide usage imagery usage knowledge usage label usage of foreign trade usage of trade usage of trade usage of trade usage of war usage rate

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。