“knockout pin”概念、定义、翻译-科学时代

单词	knockout pin
释义	机械工程词汇手册 knockout pin 顶杆，推顶销，脱模销
随便看	colour wash colour weakness colour weakness colour wheel colour wheel colour wheel colour-writing colour zone colpalgia colpectasia colpectomy colpeurysis colpitis colpo- colpocele colpocleisis colpocystitis colpocystocele colpocytology colpohyperplasia colpomenia colpomicroscope colpoperineoplasty colpoperineorrhaphy colpopexy

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。

knockout pin