“半高元音”的概念、定义、翻译、参考文献-科学参考

单词	半高元音
释义	半高元音 Encyclopedia 文学开口度释 high-mid vowel半高元音发音时舌位比自然位置稍高但没达到最高位置的元音。又称半闭元音、中窄元音、中高元音。
随便看	projective special orthogonal group projective special unitary group projective spectrum projective spectrum of a ring projective stationary set projective straight line projective structure projective subcone projective subspace projective surface projective symplectic group projective system projective system of topological groups projective technique projective tensor projective test projective theorem projective theory of surfaces projective topology projective torsion projective torsion tensor projective tower projective transfer projective transformation projective transformation group

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。