1 sentence

1. 老人对着旧照片长嗟短叹，感叹时光飞逝。

   lǎo​rén duì​zhe jiù zhào​piàn cháng​jiē​duǎn​tàn, gǎn​tàn shí​guāng fēi​shì.

   The old man sighed over the old photos, lamenting how time flies.

   Source: Dong Chinese Dictionary