“photographic postcards of current events”的概念、定义、翻译、参考文献-科学参考

单词	photographic postcards of current events
释义	photographic postcards of current events Encyclopedia 艺术学理论概念释 photographic postcards of current events时事摄影明信片中华民国初年发行的一系列反映时事的明信片。
随便看	RNP RNR RNSS R^n中的方向 Rn中的方向 RN黑洞 road road air pollution and prevention road asphalt roadbed roadbed of forest road roadblock road coloring problem road condition measuring instrument road congestion pricing road construction and road maintenance machinery road construction and road maintenance machinery and equipment road construction area sign road construction equipment road cross-section design road cutting machine road cycling road detection road drainage road elevation

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。