“valley fill”概念、定义、翻译-科学时代

单词	valley fill
释义	水利水电词汇手册 valley fill 河谷堆积
随便看	spiritism spirit level spirit level spirit level axis spirit leveling instrument spirit level wind spirit medium spirit mediumship Spirit of Camp David spirit of library Spirit of Locarno spirit of modern universities spirit of self-sacrifice spirit of the time spiritoso spirit possession spirit possession spirit rapper spirits spirits spirit trap spiritual spiritual spiritual autobiography spiritual beauty

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。

valley fill