noun, feminine/ˌuna de ˌkal i ˌotɾa de aˈɾena/
an alternation of two opposite things, for example hot and cold, good cop bad cop, zigzag, up and down, happy one minute and sad the next
/ˌuna de ˌkal i ˌotɾa de aˈɾena/
an alternation of two opposite things, for example hot and cold, good cop bad cop, zigzag, up and down, happy one minute and sad the next