题目内容
Received Pronunciation is the pronunciation accepted by most people.
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Swedish grammarian and phonetician Otto Yesperson proposed the first version of the IPA Chart.
The Minimal Pairs Test that can be used to find out which sound substitutions cause differences in meaning do not work well for all languages.
Of the three cavities, pharynx carvity is the most variable and active in amplifying and modifying speech sounds.
In the sound writing system, the reference of the grapheme is a phoneme.
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