“单字调”的概念、定义、翻译、参考文献-科学参考

单词	单字调
释义	单字调 Encyclopedia 文学变调释 tone of monosyllabic word单字调单音节的词或语素（在汉语中习惯称为“字”）的固有声调及其系统。与口语中在一些非单音节词或语素中出现的特殊声调相对。文学调类释 citation tone单字调声调在单音节环境下的表现和存在形式。
随便看	optical direction and ranging optical direction and ranging, OPDAR optical disc optical disc archives optical disc array optical disc data migration optical disc drive optical disc information storage optical disc library optical disc servo control system optical disc tower optical disk optical disk read and write technology optical disk storage materials optical distance optical distribution network，ODN optical double optical double galaxy optical double star Optical drift error optical, electronic and magnetic active functional polymer optical element optical emission optical emissivity analyzer optical encryption

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。