The Lhasa dialect has tones, but Tibetan Pinyin does not indicate tone. As a result, Tibetan Pinyin cannot perfectly transcribe the sounds of the Lhasa dialect.
Mandarin
原始汉藏语
原始漢藏語
yuán shǐ hàn cáng yǔ
Proto-Sino-Tibetan language
Mandarin
与汉藏语系的其他语言相比，嘉绒的声调系统比较简单，而且茶堡话进一步地简化了这个系统，变成了无声调对立的语言，与古藏文一样。
與漢藏語系的其他語言相比，嘉絨的聲調系統比較簡單，而且茶堡話進一步地簡化了這個系統，變成了無聲調對立的語言，與古藏文一樣。
yǔ hàn － zàng yǔ xì de qí tā yǔ yán xiàng bǐ ， jiā róng de shēng diào xì tǒng bǐ jiào jiǎn dān ， ér qiě chá bǎo huà jìn yī bù de jiǎn huà le zhè ge xì tǒng ， biàn chéng le wú shēng diào duì lì de yǔ yán ， yǔ gǔ zàng wén yī yàng ．
Compared to other languages in the Sino-Tibetan family, the tonal system of Rgyalrong is relatively simple, and Japhug simplified this system even further and became a language without tonal contrasts, like Classical Tibetan.