whetstone
柯林斯詞典
1. N-COUNT A whetstone is a stone used for sharpening knives or other tools that have a blade. 磨刀石[usu sing]
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whetstone /?w?t?st??n/ (whetstones)
劍橋詞典
- a stone used for sharpening the blades of knives or other cutting tools
磨刀石 返回 whetstone