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Buses play an important role in public transport.
The Jumbo Jet is one of the best known aircrafts.
Schooners, first built in the Netherlands in the 17th century, were mainly used as...
This animation demonstrates the equipment of a police patrol car.
We can travel on dual carriageways on the motorway.
A bireme is a type of ancient warship, with a characteristic pointed bow and two decks of...
This animation demonstrates how lifts work.
The German triplane was perhaps the best known plane in World War I.