sfiatatoio angolul

blowhole [blowholes]▼(spiracle through which cetaceans breathe)
noun
[UK: ˈbləʊ.həʊl] [US: ˈbloʊhoʊl]

vent [vents]▼(an opening through which gases, especially air, can pass)
noun
[UK: vent] [US: ˈvent]