“benefit-cost ratio”概念、定义、翻译-科学时代

单词	benefit-cost ratio
释义	商务词汇手册 benefit-cost ratio 效益—成本比率
随便看	left-hand limit left-hand page left-hand page left-hand quartz left-hand rule left-hand rule left-hand rule (LHR) left-hand thread Left Hegelians left hemisphere left hemisphere left ideal left invariant left inverse element leftism leftist leftist heap leftist tree left justification left-justify left lay left length left limit value left linear grammar left-luggage office

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。