Meaning of qīn kǒu:
qīn kǒu
亲口
Adverb
one's own mouth; fig. in one's own words; to say sth personally
Tā shuō zhè shì tā qīn kǒu zuò de dàngāo.
他说这是他亲口做的蛋糕。
He said this is the cake he made with his own hands.
Tā zuótiān qīnkǒu gàosù wǒ zhè jiàn shì.
他昨天亲口告诉我这件事。
He told me this in his own words yesterday.
Wǒ xīwàng néng qīnkǒu gàosu nǐ zhège hǎo xiāoxi.
我希望能亲口告诉你这个好消息。
I hope I can personally tell you this good news.