侃侃而谈

HSK 7-9

kǎnkǎn'értán

to speak fluently and confidently; to express oneself fluently

他在会上侃侃而谈

tā zài huì shàng kǎnkǎn'értán

He spoke fluently during the meeting.

面对记者她也侃侃而谈

miànduì jìzhě tā yě kǎnkǎn'értán

Even in front of journalists, she speaks with confidence.