birdsong

例句：

1. 1. The birdsong in the morning is so soothing.
   清晨的鸟鸣是如此宁静。
2. 2. Sheloved to listen to thebirdsong in the park.
   她喜欢在公园里听鸟鸣。
3. 3.The birdsong has a calming effecton people's minds.
   鸟鸣对人们的心情有安抚作用。