“Yihe River flood in 223”的概念、定义、翻译、参考文献-科学参考

单词	Yihe River flood in 223
释义	Yihe River flood in 223 Encyclopedia 工学〔中国历史上重大的水旱灾害〕释 Yihe River flood in 223223年伊河大水中国发现最早一次有定量记载的历史大洪水。
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科学参考收录了854744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。