2 sentences

1. 这只是我找到的一件陈年旧物。

   zhè zhǐ shì wǒ zhǎo​dào de yī jiàn chén​nián jiù​wù.

   It's just an old thing I found.

   Source: OpenSubtitles

2. 他在收拾旧物时，无意中发现了一封老情书。

   tā zài shōu​shi jiù​wù shí, wú​yì​zhōng fā​xiàn le yī fēng lǎo qíng​shū.

   While tidying up old belongings, he came across an old love letter by chance.

   Source: Dong Chinese Dictionary