A Study Of South Street Mandarin In Xinbin Binyang

South street mandarin is a mandarin dialect island in Pinghua zone. this paper descriped the South street mandarin phonology, vocabulary and grammar in detailed, and the contact of Binyang words is discussed.Through the comparison of the South Street Mandarin and Liuzhou dialect in consonant, vowels and tones.and analyzed the difference between them, think South street mandarin is the earlier one level than Liuzhou mandarin, should reflect the early appearance of Liuzhou dialect, as observed in the Liuzhou mandarin for hundreds of years change provides basis. the lateral fricative and the Shang toue are discussed, presumably before South street mandarin come into, basic phonological features have been formed.Through the comparison of the vocabulary between South street mandarin and Liuzhou dialect, summed up the difference between the two lies in loanwords. Binyang dialect influence South street mandarin mainly in loanwords, the loanwords retain the original Binyang dialect pronunciation, not into voice system of South street mandarin.Through the comparison of the grammar between South street mandarin and Liuzhou dialect and Binyang dialect, think the differences between South street mandarin and Liuzhou dialect grammar is mainly affected by Binyang dialect. Mainly in the function word borrowing heavily and classifier ability enhancement, the South street mandarin is more flexible in the sentence expression.South street mandarin and Binyang dialect contact due to the immigration, the factors of social, economic, psychological resulting in the state. Study on South street mandarin are beneficial for understanding the early Ming and Qing Dynasty mandarin and the history of southwest mandarin.