Englishfor English speakers
aviation
Noun
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Aviation is the art or science of making and flying aircraft, like planes.
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Aviation is flying, , or operation of an aircraft.
museum
Noun
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A museum is a building where pictures, sculptures and other arts are shown.
There are several museums in Paris.
of
Preposition
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Made using.
It is a house of cards.
central
Adjective
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A thing is central when it is in the middle.
The house is central to all of the stores.
Finland
Proper noun
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Finland is a country in the north of Europe.