“back”的概念、定义、翻译、参考文献-科学参考

单词	back
释义	back [bak] ^ANATOMY The part of the human body extending from the neck to the base of the spine. ^{GRAPHIC ARTS} The part of a book where the binding and pages are stitched together. ^{MINING ENGINEERING} 1. The upper part of any mining cavity. 2. A joint, usually a strike joint, perpendicular to the direction of working.
随便看	tractor-feed printer tractor fuel tractor gate tractor loader tractor shovel tractrix trade air trade cumulus trade-wind trade-wind cumulus trade-wind desert trade-wind inversion traersu traffic trafficability traffic-circulation map traffic control traffic cop traffic density traffic diagram traffic distribution traffic engineering traffic flow traffic flow security traffic forecast

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。