वायु संचार angolul

ventilation▼verb
[UK: ˌven.tɪ.ˈleɪʃ.n̩] [US: ˌven.tə.ˈleɪʃ.n̩]

aeration [aerations]▼noun
[UK: eə.ˈreɪʃ.n̩] [US: eə.ˈreɪʃ.n̩]