“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	foam automatic spray fire extinguishing system foam catcher foam coating foam core sandwich structure composites foam drilling fluid foam-drive flow foam dyeing foamed foamed asphalt foamed cement for sound absorption foamed ceramics for sound absorption foamed concrete foamed concrete using tailings foam electrode foamer foam extinguishing agent foam extinguishing system foam finishing foam flooding foam flotation foam fractionator foam fracturing fluid foam glass foaming foaming agent

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。