"The train is a fast vehicle."

[spdl79]

"το τρένο είναι γρήγορο όχημα" is marked as incorrect but unless I'm mistaken, the indefinite isn't really needed

[Dimitra956826]

Just added, thank you! ^.^ (And Sean's indefinite article crusade continues. :P)

[spdl79]

And continue it shall until they are all expunged ;-)

[martin.mk]

Προσθέστε και το τρένο.

[Theo_Matrakas]

Προστέθηκε ;)