入声字是上古音在方言中的遗留。
The entering tone is the phoneme of remote age left in dialect.
入声在官话区的消失和演变是一个很复杂的问题。
The extinction and evolution of rushing tone in mandarin district is a very complex issue.
入声在官话区的消失和演变是一个很复杂的问题。
The extinction and evolution of rushing tone in mandarin district is a very complex issue.
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