“rack clock”的概念、定义、翻译、参考文献-科学参考

单词	rack clock
释义	rack clock 齿轨钟
随便看	lump sugar in small crystal lump sum lump-sum lump-sum allotment lump-sum appropriation lump-sum award lump-sum basis lump sum budget lump-sum charter lump-sum fee lump sum in advance lump-sum measure expense lump sum method lump-sum payment lump-sum payment isurance lump-sum premium lump sum prepaid lump-sum purchase lumpsum purchase lump-sum settlement lump-sum subsidy lump sum tax lump-sum tax lumpy jaw lumpy-jaw

科学参考收录了1248194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。