名词
中文翻译：砂纸粉尘
同义词：
['sandpaper dust', 'emery powder例句：1. The painter used a piece of emery dust to smooth the surface of the canvas.（画家用一块砂纸粉来平滑画布的表面。）']
例句：
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1. The painter used a piece of emery dust to smooth the surface of the canvas.
画家用一块砂纸粉来平滑画布的表面。
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2.The construction worker was covered in emery dust from working on the roof.
建筑工人在屋顶工作时被砂纸粉尘覆盖了。
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3.The scientist collected samples of emery dust for further analysis.
科学家收集了样本的砂纸粉尘以便进一步分析。