“jack”概念、定义、翻译-科学时代

单词	jack
释义	机械工程词汇手册 jack 千斤顶；插口，插孔
随便看	switch transmission switch unit switch-valve switch-word switchyard swivel swivel swivel swivel swivel block swivel chair swivel ladder swivel shackle swizzle stick swollen gum swollen palate swollen shoot swollen testes Swope, Herbert Bayard sword-and-sorcery sword bean sword bean sword dance sword dance Swordfish

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。

jack