“low vowel”的概念、定义、翻译、参考文献-科学参考

单词	low vowel
释义	low vowel Encyclopedia 文学开口度释 low vowel低元音发音时舌位最低的元音，即舌位最高点与口腔顶部几乎处于最大距离的元音。与高元音相对。又称开元音、宽元音。
随便看	policy bank statistics policy-based insurance policy change cycle policy change dynamics policy choice policy community policy competition policy conflicts and elimination policy cost policy design policy design research policy diffusion policy effect evaluation method policy entrepreneur policy evaluation policy evaluation object policy evaluator policy experiment and policy promotion policy for the construction of important agricultural production bases policy for transformation of resource-based cities policy holder policyholder policy impact evaluation policy implementation policy implementation movement

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。