声口

tīng tā men de shēng kǒu yī dìng shì nán fāng rén

听他们的声口，一定是南方人。

Judging from their accent, they must come from the south.

cóng tā men liǎng rén de shēng kǒu zhōng kě yǐ zhī dào tā men duì zhè jiàn shì de tài du

从他们两人的声口中，可以知道他们对这件事的态度。

From the voices of the two of them, we can know their attitude towards this matter.