Bit for many just starting to grapple with this tonal language , where " mai " may mean buy or sell depending on how it 's pronounced , life is tough .
但是对于很多刚开始学习语调的学生来说，不知道如何发“mai”的音调，才表示买东西或者出售东西。
The language is tonal , and fluency requires mastering thousands of characters .
这种语言有声调，要达到流畅的程度学习者需要掌握成千上万的汉字。
The analysis on tonal patterns in hong kong cantonese loanwords : an optimality-theoretical approach .
香港粤语借词声调规律之研究：优选理论分析。
Tonal center -- its arrivals and departures .
调性中心它的到来和离开。
The official and dominant language is lao , a tonal language of the tai linguistic group .
