| 摘要 |
A pencil sharpener with structure for covering the pencil receiving inlet of the sharpener, to prevent the back flow of the pencil shavings and accidental contact between the user and the cutting blades of the sharpener when the device is not in use. The device may have a key chain to enhance its portability, and include additional sharpeners to sharpen pencils (or crayons) of different sizes.
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