WordentroMeaningby (time)Part of speechprepositionPronunciationCourseItalianLessonFuture perfect with essere (sarò, sarà...)Usages of entroEntro stasera, le tue figlie saranno arrivate alla meta?By tonight, will your daughters have arrived at the destination?Entro il decollo, loro saranno arrivati all'aeroporto.By the takeoff, they will have arrived at the airport.