Englishfor English speakers
airport
Noun
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An airport is a place where airplanes land and take off.
I took a taxi to the airport for my flight to London.
exchange
Verb
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Two people exchange two things when each person gives a thing to the other person. They can exchange two things, or they can exchange a thing for money.
The children can exchange toys so that each child has a new toy to play with.
exchange
Noun
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An exchange is the act of exchanging.
I did well in that exchange. Now I have three good new books, and I only paid a little money.