名词
中文翻译：抛光的圆杆
同义词：
['polished bar', 'polished rod例句：1. The craftsman used a polished bar to shape the metal.（工匠使用一根抛光的棒来塑造金属。）']
例句：
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1. The craftsman used a polished bar to shape the metal.
工匠使用一根抛光的棒来塑造金属。
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2.The polished bar was used as a tool for cutting wood.
那根抛光的棒被用作切割木材的工具。
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3. The polished bar had been carefully polished to ensure its smoothness.
那根抛光的棒已经被仔细打磨，确保其光滑。