2 sentences

1. 呼吸着清新的空气，他感到心情格外舒畅。

   hū​xī zhe qīng​xīn de kōng​qì, tā gǎn​dào xīn​qíng gé​wài shū​chàng.

   Breathing the fresh air, he felt particularly happy and relaxed.

   Source: Dong Chinese Dictionary

2. 这一段优美的旋律以角音开头，听起来十分清新舒畅。

   zhè yī duàn yōu​měi de xuán​lǜ yǐ jué yīn kāi​tóu, tīng qi​lai shí​fēn qīng​xīn shū​chàng.

   This beautiful melody begins with the 'jue' note, sounding very fresh and pleasant.

   Source: Dong Chinese Dictionary