Electric pencil sharpener:
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Crunching paper rustling
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Pressing a button on a ballpoint pen
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Ballpoint pen machine, write, press a button
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Remove eraser by hand
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Seal, closes, pad opens
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Removing the ballpoint pen cap
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Tape holder, tape over carton
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Stapler
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Take out a pencil from the pile.
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Ballpoint pen
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Pen writing
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Manual pencil sharpener
★★★★★