sharpenersharpener /ˈʃɑrpənɚ/ noun [countable] 
a tool or machine for sharpening pencils, knives, etc.
a tool or machine for sharpening pencils, knives, etc.
| 单词 | sharpener |
| 释义 | sharpenersharpener /ˈʃɑrpənɚ/ noun [countable] a tool or machine for sharpening pencils, knives, etc. |
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