“音调等级”的概念、定义、翻译、参考文献-科学参考

单词	音调等级
释义	音调等级 tone gradation
随便看	fresh material fresh microspherical catalyst fresh milk fresh mineral fresh money fresh mulch freshness fresh oil fresh-oil system fresh oil tank fresh paint fresh plasma fresh pork fresh red (明代早期铜红釉) fresh rehmannia root fresh roof fresh rubber fresh run fresh sample fresh sand fresh semen characteristics fresh shot fresh sludge fresh snow fresh soda

科学参考收录了1248194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。