| 1. | But inside one dome-shaped unit, a fan whirrs continuously.
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| 2. | Whirr the lemon granita ice cubes in a food processor until slushy.
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| 3. | Click ! _ whirr ! _ " Thank you!
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| 4. | The flick of a switch starts the clickety whirr of a projector.
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| 5. | Whirr . . . click . . . zzzip!
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| 6. | The tugs whirr across the tarmac, ferrying bags from airplanes to terminals.
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| 7. | After the outage, the city was quiet except for whirr of generators.
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| 8. | When the TV cameras start to whirr, he exudes warmth and good humor.
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| 9. | HE LET me take it for a whirr.
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| 10. | A window fan whirrs in the dusty humidity.
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