The passengers disembarked the train.

Meaning: People traveling in a vehicle got off the vehicle that moves on rails.

Choice of Words: Passengers are people traveling in a vehicle, disembarked means got off a train or other vehicle, and train is a vehicle that moves on rails.

Alternative Expressions

The passengers got off the train.

Meaning: This means that the people who were on the train have now left the train.

Choice of Words: Passengers are people who are riding in a vehicle, such as a train or bus. Got is a simple verb that means to obtain or receive something. Off means to move down from a higher place or position. Train is a vehicle that runs on rails and carries passengers or freight. When you put them together, "The passengers got off the train" means that the people who were riding in the train have now left the train.

The people on the train left the train.

Meaning: This means that the people who were on the train have now left the train.

Choice of Words: People are human beings. On means that something is in a position touching or resting upon the surface of something else. Train is a vehicle that runs on rails and carries passengers or freight. Left is a simple verb that means to go away from a place or person. When you put them together, "The people on the train left the train" means that the people who were riding in the train have now left the train.

The riders exited the train.

Meaning: This means that the people who were on the train have now left the train.

Choice of Words: Riders are people who are riding in a vehicle, such as a train or bus. Exited is a verb that means to go out of a place. Train is a vehicle that runs on rails and carries passengers or freight. When you put them together, "The riders exited the train" means that the people who were riding in the train have now left the train.

Related Expressions