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1·Nasal and corresponding same spot plosive, affricate and lateral sound vibrato combination nose crown sound initial consonant (20).

鼻音与相应同部位的塞音、塞擦音及其边音颤音组合的鼻冠音声母(20个)。

2·If in English pronunciation's short vowel, consonant cluster, by the fricative, the affricate conclusion syllable and so on do not have in Chinese.

如英语语音中的短元音、辅音连缀，以摩擦音、破擦音收尾音节等在汉语中都没有。