“背包”概念、定义、翻译-科学时代

单词	背包
释义	交通运输工程词汇手册背包 knapsack
随便看	soft decision soft deficit soft diet soft dollar soft-dollar cost soft dollar practice soft dorsal soft dot soft dough soft dough soft drink soft drink soft drink soft drug soft-dry soft drying softened rubber softened water softener softener softener softener softener softening softening

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。