chirp

The morning was quiet except for the cheerful chirp of small birds.

(Chinese) 清晨很安静，除了小鸟欢快的唧唧声。

I could hear the constant chirp of crickets coming from the grass at night.

(Chinese) 晚上我可以听到草丛里传来的阵阵蟋蟀鸣叫声。