名词
中文翻译：中粗砂纸
同义词：
['medium', 'medium-fine', 'coarse例句：1. The painter used a medium plain emery wheel to smooth the surface of the canvas.（画家使用中粗砂纸来平滑画布的表面。）']
例句：
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1. The painter used a medium plain emery wheel to smooth the surface of the canvas.
画家使用中粗砂纸来平滑画布的表面。
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2. He polished his shoes with a medium plain emery wheel.
他用中粗砂纸抛光他的鞋子。
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3.The carpenter used a medium plain emery wheel to sand down the edges of the wood.
木匠用中粗砂纸来打磨木材的边缘。