Laser printer:
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Matrix printer
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Turn on, turn off the old monitor
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Alarm, Computer interface
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Turn off the hard drive, Turn on
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Repeatedly pressing a computer mouse
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Shutting, Turning on the laptop, fan noise
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Computer mouse click
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Floppy disk reading
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Environmental sounds, Office work, typewriter
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Laser printer
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Computer keyboard
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Read the, Insert the disk into the drive
★★★★★