"Eu am simțit un mare dor de casă."

Translation: I felt very homesick!

[WarsawWill]

There's a video about the uses of "dor" here:
Learn Romanian with Nico
https://youtu.be/XemWJYK5PNA

[DavidONeil4]

I missed my home

[Bert473677]

So if I understand this sentnece correctly, literally it is something like 'I felt a great longing for home'.