Usages of otevřený
Na dveřích knihovny je velký text „Otevřeno od devíti do pěti“.
On the library door there is a big text “Open from nine to five”.
O prázdninách je knihovna otevřená jen dopoledne.
During the holidays the library is open only in the morning.
Elon.io is an online learning platform
We have an entire course teaching Czech grammar and vocabulary.