“梯形”的概念、定义、翻译、参考文献-科学参考

单词	梯形
释义	梯形 echelon form trapezium trapezoid trapeze ladder type (如滤波网络等)
随便看	race board race condition racecourse bend race disposition racefemine racefenicol race grinder race horse race lip racemase racemate racemation raceme racemethorphan racemic acid racemic body racemic calcium pantothenate racemic ephedrine racemic form racemic lactic acid racemic mandelic acid racemic mixture racemic tartaric acid racemization racemization heat

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。