“阀”概念、定义、翻译-科学时代

单词	阀
释义	请查阅阀--凡尔--阀门
随便看	universal wisdom universe universe universe universe universe universe universe universe universe universe in one thought universe mapping universe of discourse universe product code universe product code--universe product code (UPC) universe product code (UPC) universities and colleges university university university administration university annex university appointments boards university autonomy university autonomy university catalogue

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。