2 sentences

1. 夏天的田野里，莎鸡在草丛中鸣叫。

   xià​tiān de tián​yě lǐ, shā​jī zài cǎo​cóng zhōng míng​jiào.

   In the summer fields, katydids chirp in the grass.

   Source: Dong Chinese Dictionary

2. 夏天的夜晚，田野里的莎鸡不停地发出清脆的叫声。

   xià​tiān de yè​wǎn, tián​yě lǐ de shā​jī bù​tíng de fā​chū qīng​cuì de jiào​shēng.

   On summer nights, the katydids in the fields chirp incessantly and clearly.

   Source: Dong Chinese Dictionary