It is the sound you hear when everything is silent.
- Se on ääni, jonka kuulet, kun kaikki on hiljaista.
The sound roused her from sleep.
- Ääni herätti hänet unesta.
From the tunnel came the muted sound of a train whistle.
- Tunnelista kaikui junatorven vaimea ääni.
Tom has a high-pitched voice.
- Tomilla on korkea ääni.
Tom has a low-pitched voice.
- Tomilla on matala ääni.