by train
Non so se verrà in treno o in macchina.
I don't know whether he'll come by train or by car.
L'ho visto una volta in treno.
I saw him once on the train.
He goes to work by train.
We're going by train.
Quando si viaggia in bus o in treno, si deve pagare il biglietto.
When traveling by bus or train, you have to pay for a ticket.
Arriverò in treno domani sera.
I’ll arrive by train tomorrow evening.
Spero che riesca a farsi una bella dormita in treno.
I hope he gets a good night's sleep on the train.
— Viaggio a Tokyo (1953)
I want to go by train.