Pentru folosirea dicţionarului te rog permite JavaScript! Cum?
ventilation [ventilations]▼(mechanical system used to circulate and replace air)noun[UK: ˌven.tɪ.ˈleɪʃ.n̩] [US: ˌven.tə.ˈleɪʃ.n̩]
airshaft▼(an opening facilitating air circulation)noun
↑