M2CST-Mongo：Mongolian-Chinese speech translation data set for the news field

This data set is oriented to the news field, including politics, economy, culture and other topics. It has a total duration of 106.5 hours, comes from 258 speakers, contains 47,935 audio samples, and the text includes Mongolian and Chinese. The size is 19.6 MB. The data set fully takes into account the balance of letters to ensure the usability of the data.