“活门”概念、定义、翻译-科学时代

单词	活门
释义	化工词汇手册活门 valve
随便看	pocket ion chamber pocket leaf pocket money pocket park pocket PC Pocket PC (PPC) pocket radio pocket revolver pocket sheriff pocket shot pocket-sized eggplant pocket soup pocket tablet inscription pocket trumpet pocket veto pocket vote right pocket weapon pockmark pockmark pockmark poco poco a poco poco diminuendo poco lento P.O.C.--P.O.C. (port of call)

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。