“obstruction”概念、定义、翻译-科学时代

单词	obstruction
释义	交通运输工程词汇手册 obstruction 阻塞，妨碍
随便看	exchange tax exchange teacher Exchange Telegraph Co. exchange theory exchange theory exchange theory exchange theory exchange traded fund exchange traded fund (ETF) exchange traffic exchange transaction exchange transmission plant exchange value exchange value Exchange Visitor Program exchange water exchange with compensation exchanging document of mining survey exchanging documents of mining survey exchequer Exchequer exchequer exchequer bill exchequer bond Exchequer bond

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。