motorcycle
Motorrad is the German word for motorcycle. It is a compound word made up of 'Motor' (meaning engine) and 'Rad' (meaning wheel). It is used to refer to a two-wheeled vehicle powered by an engine.
I like my motorcycle.
This simple statement is used to express someone's personal liking for their motorcycle. The construction 'Ich mag...' (I like...) is commonly used in German to express preferences.
That motorcycle there is fast.
This sentence describes the motorcycle in question as being fast. 'Das' (that) is a demonstrative pronoun used to refer to something previously indicated.
He likes to ride a motorcycle.
This sentence uses the construction 'Er fährt gerne...' (He likes to ride...) to express someone's preference for riding motorcycles. The 'gerne' (gladly) indicates the enjoyment of the activity.