“approximant”的概念、定义、翻译、参考文献-科学参考

单词	approximant
释义	approximant Encyclopedia 文学发音方法释 approximant通音介乎元音和辅音的一类声音。早年“approximant”在中文称为“通音”，实际指元音和辅音中所有的擦音、边音、日音（rhotics）、无擦通音和半元音、鼻音。D.克里斯特尔在《现代语言学词典》中也把无擦通音称为无擦连续音（frictionless continuan）。又称无擦通音、近音。 Mathematics approximant逼近式^†
随便看	spherical means formula spherical measure spherical meniscus spherical metric spherical mirror spherical mirror interferometer spherical mirror resonator spherical model spherical modification spherical modification obstruction spherical modified Bessel function spherical modified fiber media filtering technology for oily water treatment spherical motion spherical motor spherical nebula spherical neighborhood spherical nucleus spherical packing spherical pair spherical parabola spherical parallelogram spherical partial sum spherical pendulum spherical plot spherical point

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