“人工电话系统”概念、定义、翻译-科学时代

单词	人工电话系统
释义	市政工程词汇手册 manual telephone system 人工电话系统
随便看	Milk Dipper milk dispenser milk ejection milk ejection milk emulsion milk failure milk fat milk fat milk fat spread milk-fed lamb milk fermentation milkfish milk fungus milk gauge milk glass milk globulin milk gold milk gravy milk industry milking milking milking apparatus milking booster milking cell milking lamb

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。

manual telephone system