“Ring des Nibelungen，Der”概念、定义、翻译-科学时代

单词	Ring des Nibelungen，Der
释义	音乐词汇手册 Ring des Nibelungen，Der 〈德语〉《尼伯龙根的指环》（歌剧）
随便看	narrow-band noise narrow-band photometer narrow-band photometry narrow-band random vibration narrow-band signal narrow-band television narrow-band width narrow banking narrow base terrace narrow beam narrow-beam radiation narrow-bored instrument narrow bridge ahead narrowcast narrowcast narrowcast narrowcasting narrow-casting narrow channel narrow contact face flange narrow coverage narrow crowned narrow cut narrow diphthong narrowed meaning

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。