Mongolians definitely don't speak Chinese, so it's no problem to use English instead. However, the Song Dynasty also used English, and then just used it. There are some small clips (such as the women at the beginning and the last attack on Xiangyang City), and some people came up with a few Chinese sentences, which one did they play. Game of Thrones also knows that there is a translator. There is no need for translation at all to directly train in English. Why Kublai Khan liked Marco Polo and didn't understand at all, where did he say wise?
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