travel by train
The Spanish phrase 'viajar en tren' translates to 'travel by train' in English. This verb phrase is commonly used in situations involving transportation conversations. It specifically refers to traveling through or going on a journey using a train as a means of transport. The verb 'viajar' means 'to travel', 'en' is a preposition that usually means 'in' or 'by', and 'tren' is the noun that translates to 'train'. Thus putting it together, 'viajar en tren' is simply traveling or taking a journey by train.
I like to travel by train because it is relaxing.
In this Spanish phrase, the subject 'me' is expressing personal preference for traveling by train due to its relaxing nature. The word 'porque' is used to introduce the reason.
Tomorrow I have to travel by train to Madrid.
Here, the speaker is communicating a future obligation (or requirement) to travel by train to Madrid. The phrase 'tengo que' is used to express this necessity.
Before traveling by train, I always buy sweets.
This sentence communicates a habitual action (buying sweets) that the speaker always performs before a specific event (traveling by train). 'Antes de' is used here to denote the action that precedes another.