Usages of alvorlig
Skuespilleren i filmen er modig, men historien er alvorlig.
The actor in the movie is brave, but the story is serious.
Nogle af mine søskende har et alvorligt problem med at komme til tiden.
Some of my siblings have a serious problem with arriving on time.
Elon.io is an online learning platform
We have an entire course teaching Danish grammar and vocabulary.