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A folding fan wind machine is a machine that blows wind like a folding fan. That's an electric fan or an electronic fan.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own. Careful of the rendaku.
時計のチクタクという音と、扇風機のブーンという音しか聞こえなかった。
The only thing I could hear was the sound of the clock ticking and the whirring of the electric fan.
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