1 sentence

1. 纯粹由于偶然的机会，他在一家二手书店里找到了那本绝版的书。

   chún​cuì yóu​yú ǒu​rán de jī​huì, tā zài yī​jiā èr​shǒu shū​diàn li zhǎo dào le nà běn jué bǎn de shū.

   He found the out of print book in a second-hand bookstore by pure chance.

   Source: UM-Corpus: Spoken