“phono amplifier”概念、定义、翻译-科学时代

单词	phono amplifier
释义	能源科学技术词汇手册 phono amplifier 音频放大器
随便看	tracing digitizing tracing function tracing paper tracing paper tracing paper tracing paper track track track track track track track track track track track track track track track track trackage track aging track analysis

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。