“main line”概念、定义、翻译-科学时代

单词	main line
释义	军事词汇手册 main line 系留索
随便看	variable charge variable colour filter variable commission variable compensation variable condenser variable condenser variable contrast paper variable correction unit variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable cost variable costing variable costing variable costing variable cost percentage variable cost ratio

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。