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Pronunciation varies by accent · noun
A competitive demonstration of aircraft or other equipment to determine which will be selected by the client..
Use fly off when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Fly off means A competitive demonstration of aircraft or other equipment to determine which will be selected by the client..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use fly off where its definition matches the intended context.
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