“cover soil”概念、定义、翻译-科学时代

单词	cover soil
释义	园艺学词汇手册 cover soil 苗床营养土
随便看	backing material backing memory backing pages backing paper backing pump backing pump backing ring backing sand backing sand backing sheet backing store backing store backing strip backing strip backing strip backing up backing vacuum back inversion back issue back issue back jacket flap back kiss roll backland backland backland

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。

cover soil