“出版无期”概念、定义、翻译-科学时代

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。

单词	出版无期
释义	出版印刷词汇手册出版无期 no date of publication
随便看	optical character recognition optical character recognition (OCR) optical character recognition (OCR) optical character recognition (OCR) optical character recognition--optical character recognition (OCR) optical chopper optical circulator optical circulator optical-coated abrasive optical code optical collector optical communication optical communication optical communication fibre optical communication link optical communication receiver optical communication system optical commutator optical compensator optical compensator optical component optical computer optical condition optical conductor optical connector sizes measuring equipment