“ancient valley”的概念、定义、翻译、参考文献-科学参考

单词	ancient valley
释义	ancient valley 古河谷
随便看	turning buoy turning capability turning center turning chair turning circle turning crane turning diameter turning dynamometer turning effect turning effort turning egg(s) turning engine turning fit turning fruit dehydrator turning gear turning handle turning head turning-in turning interval turning invisible subsidy to open subsidy turning joint turning labyrinth turning lathe turning machine turning machinery of swing bridge

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。