Birdsong echoes.

Meaning: This means that the beautiful sounds made by birds can be heard all around and continue to be heard even after the bird has stopped singing. It's like saying, The delightful sounds of birds are heard repeatedly in the surroundings.

Choice of Words: Birdsong refers to the melodious sounds made by birds, while echoes means to repeat or reverberate a sound. In this context, it highlights the beauty of bird sounds as they fill and bounce off the surroundings.

Alternative Expressions

The birds' song reverberates.

Meaning: This means that the sound of the birds singing can be heard for a little while after they've stopped because it's bouncing around.

Choice of Words: Reverberates means that the sound bounces off surfaces and continues to be heard for a while. It's similar to the word "echoes," but it emphasizes the持续性 of the sound. When you put them together, "The birds' song reverberates" means that the sounds made by the birds continue to be heard even after they've stopped singing.

The birds' melody lingers.

Meaning: This means that the sound of the birds singing can still be heard for a bit after they've stopped because it's so pleasant and lingers in the air.

Choice of Words: Melody is a pleasant and harmonious arrangement of sounds, like the song of a bird. Lingers means to stay or continue for a period of time. When you put them together, "The birds' melody lingers" means that the beautiful sounds made by the birds continue to be heard for a while after they've stopped singing.

Related Expressions