4 sentences

1. 他在琢磨该怎么解决这个问题。

   tā zài zuó​mo gāi zěn​me jiě​jué zhè​gè wèn​tí.

   He is pondering how to solve this problem.

   Source: Dong Chinese Dictionary

2. 这句话里的名堂大着呢，你得仔细琢磨。

   zhè jù huà lǐ de míng​tang dà zhe ne, nǐ děi zǐ​xì zuó​mo.

   There is more to this sentence than meets the eye; you have to think about it carefully.

   Source: Dong Chinese Dictionary

3. 这块玉石经过精心琢磨，显得格外晶莹剔透。

   zhè kuài yù​shí jīng​guò jīng​xīn zhuó​mó, xiǎn​de gé​wài jīng​yíng​tī​tòu.

   This jade has been carefully polished and looks exceptionally translucent.

   Source: Dong Chinese Dictionary

4. 他的文章经过反复琢磨，辞藻变得非常华丽。

   tā de wén​zhāng jīng​guò fǎn​fù zhuó​mó, cí​zǎo biàn de fēi​cháng huá​lì.

   His article was repeatedly refined until the wording became very elegant.

   Source: Dong Chinese Dictionary