乘火车用英语短语怎么说

To ride a train in English, you can say "take the train" or "travel by train." For example:
"I'm going to take the train to work tomorrow."
"We decided to travel by train for our vacation."
Alternatively, you can also say "ride the train," as in:
"I usually ride the train to get to my office."
"We'll be riding the train for about four hours to get to our destination."