sand paper
柯林斯詞典
1. N-UNCOUNT Sandpaper is strong paper that has a coating of sand on it. It is used for rubbing wood or metal surfaces to make them smoother. 砂紙
...a piece of sandpaper. …一張砂紙。
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1. N-UNCOUNT Sandpaper is strong paper that has a coating of sand on it. It is used for rubbing wood or metal surfaces to make them smoother. 砂紙
...a piece of sandpaper. …一張砂紙。
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