“pivot in a column”概念、定义、翻译-科学时代

单词	pivot in a column
释义	数学词汇手册 pivot in a column 列主元
随便看	dragon root dragon's blood dragon's eye dragon's eyes dragon spruce dragon tree dragon tree dragon tree dragoon drag over mill drag parachute drag reducer drag reducer for crude oil drag reducing fluid drag reduction drag reduction drag reduction by polymers drag rope dragscraper drag scraper dragscraper drag seine dragshovel drag shovel drag sled

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。