“pounce wheel”的概念、定义、翻译、参考文献-科学参考

单词	pounce wheel
释义	pounce wheel [`pau̇ns ´wēl] ^{GRAPHIC ARTS} An instrument having a toothed wheel at the tip, used to follow the lines in a master drawing in pouncing.
随便看	Annonaceae annotated photograph annotation annotation overprint annotation text annual aberration annual cost comparison annual equation annual flood annual growth ring annual inequality annual labor annual layer annual magnetic change annual magnetic variation annual parallax annual plant annual ring annual service availability index annual storage annual variation annuation annular annular atoms annular auger

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。