“hold back”的概念、定义、翻译、参考文献-科学参考

单词	hold back
释义	hold back [¦hōl `bak] ^{GRAPHIC ARTS} In printing of photos, to shade certain portions of the image while printing.
随便看	shortwave radiation short word shoshonite shot shot bit shot blasting shot boring shot break shot capacity shot copper shotcreting shot depth shot drill shot effect shot elevation shot feed shot-firing cable shot-firing circuit shot-firing curtain shot group shotgun shotgun cartridge shothole shothole casing shothole drill

科学参考收录了103327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。