在朋友面前，他总能侃侃而谈各种话题，从电影到历史。

Zài péngyou miànqián, tā zǒng néng kǎnkǎn'értán gè zhǒng huàtí, cóng diànyǐng dào lìshǐ.

In front of friends, he can always talk freely about all kinds of topics, from movies to history.

他以一种侃侃而谈的方式演讲。

Tā yǐ yī zhǒng kǎnkǎn ér tán de fāngshì yǎnjiǎng.

He gave a speech in a confident and fluent manner.

面试时，她对自己的工作经验侃侃而谈，给人留下了很好印象。

Miànshì shí, tā duì zìjǐ de gōngzuò jīngyàn kǎnkǎn'értán, gěi rén liúxià le hěn hǎo yìnxiàng.

During the interview, she spoke at ease about her work experience and left a very good impression.