“起伏”概念、定义、翻译-科学时代

单词	起伏
释义	海洋与水文词汇手册起伏 undulation
随便看	knife holder knife lever knife-line corrosion knife-machine knife mill knife money knife-needle knife pass knife pass knife plate Knife-Pole Festival knife rest knife saw knife seal knife sharpener knife sharpener knife steamed bread take-shaper knife stone knife straightedge knife strap knife stroke knife switch knife switch knife switch knife tool

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。