“layer”概念、定义、翻译-科学时代

单词	layer
释义	电子商务词汇手册 layer 层
随便看	market study market supply market supply and demand market supply and demand market survey market survey market survey market targeting market targeting market test market testing market timing market-to-book value market-to-cost method market town market town market tracking market trend market trend market value market value market value market value market value market value

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。

layer