名词
中文翻译：削减器
同义词：
['reducer', 'trimmer']
例句：
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1. The cutting reducer on the saw is worn out.
锯上的削减器已经磨损了。
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2. The engineer used a cutting reducer to make the cut more precise.
工程师使用削减器使切割更加精确。
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3. The machine has a cutting reducer that can adjust the depth of the cut.
这台机器有一个可调节切割深度的削减器。